diff --git a/www/librewolf/Makefile b/www/librewolf/Makefile
index 75b4870e338c..403049753507 100644
--- a/www/librewolf/Makefile
+++ b/www/librewolf/Makefile
@@ -1,103 +1,103 @@
 PORTNAME=	librewolf
-DISTVERSION=	128.0.3
-DISTVERSIONSUFFIX=	-2.source
+DISTVERSION=	129.0
+DISTVERSIONSUFFIX=	-1.source
 CATEGORIES=	www wayland
-MASTER_SITES=	https://gitlab.com/api/v4/projects/32320088/packages/generic/${PORTNAME}-source/${DISTVERSION}-2/
+MASTER_SITES=	https://gitlab.com/api/v4/projects/32320088/packages/generic/${PORTNAME}-source/${DISTVERSION}-1/
 
 MAINTAINER=	freebsd@sysctl.cz
 COMMENT=	Custom version of Firefox, focused on privacy, security and freedom
 WWW=		https://librewolf.net/
 
 LICENSE=	MPL20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	nspr>=4.32:devel/nspr \
 		nss>=3.101:security/nss \
 		icu>=73.1:devel/icu \
 		libevent>=2.1.8:devel/libevent \
 		harfbuzz>=8.5.0:print/harfbuzz \
 		graphite2>=1.3.14:graphics/graphite2 \
 		png>=1.6.43:graphics/png \
 		dav1d>=1.0.0:multimedia/dav1d \
 		libvpx>=1.14.0:multimedia/libvpx \
 		${PYTHON_PKGNAMEPREFIX}sqlite3>0:databases/py-sqlite3@${PY_FLAVOR} \
 		v4l_compat>0:multimedia/v4l_compat \
 		autoconf2.13:devel/autoconf2.13 \
 		nasm:devel/nasm \
 		yasm:devel/yasm \
 		zip:archivers/zip
 
 USE_GECKO=	gecko
 USE_MOZILLA=	-sqlite
 
 # work around bindgen not finding ICU, e.g.
 # dist/include/mozilla/intl/ICU4CGlue.h:8:10: fatal error: 'unicode/uenum.h' file not found, err: true
 CONFIGURE_ENV+=	BINDGEN_CFLAGS="-I${LOCALBASE}/include"
 CONFIGURE_ENV+=	MOZ_REQUIRE_SIGNING=""
 CFLAGS_powerpc64le=	-DSQLITE_BYTEORDER=1234
 
-WRKSRC=		${WRKDIR}/${PORTNAME}-${DISTVERSION}-2
+WRKSRC=		${WRKDIR}/${PORTNAME}-${DISTVERSION}-1
 
 MOZILLA_CAP=	${MOZILLA:C/^(.).*/\1/:tu}${MOZILLA:C/^.//}
 
 MOZ_EXPORT+=	MOZ_TELEMETRY_REPORTING="" \
 		MOZILLA_OFFICIAL="1" \
 		MOZ_OFFICIAL_BRANDING="1" \
 		MOZ_APP_DISPLAYNAME="${MOZILLA_CAP}" \
 		MOZ_APP_NAME="${MOZILLA}"
 
 MOZ_OPTIONS=	--enable-application=browser \
 		--allow-addon-sideload \
 		--disable-crashreporter \
 		--disable-debug \
 		--disable-default-browser-agent \
 		--disable-tests \
 		--disable-updater \
 		--enable-hardening \
 		--enable-optimize \
 		--enable-release \
 		--with-app-name=${MOZILLA} \
 		--with-branding=browser/branding/${MOZILLA} \
 		--with-unsigned-addon-scopes=app,system \
 		--enable-bootstrap \
 		MOZ_CRASHREPORTER=0 \
 		MOZ_DATA_REPORTING=0
 
 FIREFOX_ICON=		${MOZILLA}.png
 FIREFOX_ICON_SRC=	${PREFIX}/lib/${MOZILLA}/browser/chrome/icons/default/default48.png
 FIREFOX_DESKTOP=	${MOZSRC}/taskcluster/docker/firefox-snap/firefox.desktop
 
 .include "${.CURDIR}/../../www/firefox/Makefile.options"
 
 .include <bsd.port.options.mk>
 
 .if ${ARCH} == amd64
 MOZ_OPTIONS+=	--enable-rust-simd
 .endif
 
 .if ${ARCH} == powerpc64
 CFLAGS+=	-DHWY_COMPILE_ONLY_SCALAR
 MOZ_OPTIONS+=	--without-wasm-sandboxed-libraries
 .else
 BUILD_DEPENDS+=	${LOCALBASE}/share/wasi-sysroot/lib/wasm32-wasi/libc++abi.a:devel/wasi-libcxx${LLVM_VERSION} \
 		${LOCALBASE}/share/wasi-sysroot/lib/wasm32-wasi/libc.a:devel/wasi-libc \
 		wasi-compiler-rt${LLVM_VERSION}>0:devel/wasi-compiler-rt${LLVM_VERSION}
 MOZ_OPTIONS+=	--with-wasi-sysroot=${LOCALBASE}/share/wasi-sysroot
 .endif
 
 post-patch:
 	@${REINPLACE_CMD} -e 's/%u/%U/' -e '/X-MultipleArgs/d' \
 		-e 's/firefox/${MOZILLA}/' \
 		-e 's/Firefox/${MOZILLA_CAP}/' \
 		-e '/^Icon/s/=.*/=${FIREFOX_ICON:R}/' \
 		${FIREFOX_DESKTOP}
 	@${REINPLACE_CMD} -e 's|%%LOCALBASE%%|${LOCALBASE}|g' \
 		${WRKSRC}/browser/app/nsBrowserApp.cpp
 	@${RM} ${WRKSRC}/mozconfig
 
 post-install:
 	${INSTALL_DATA} ${FIREFOX_DESKTOP} ${STAGEDIR}${PREFIX}/share/applications/${MOZILLA}.desktop
 	${MKDIR} ${STAGEDIR}${PREFIX}/share/pixmaps
 	${LN} -sf ${FIREFOX_ICON_SRC} ${STAGEDIR}${PREFIX}/share/pixmaps/${FIREFOX_ICON}
 
 .include <bsd.port.mk>
diff --git a/www/librewolf/distinfo b/www/librewolf/distinfo
index a57618cd4c66..f61584dd92b8 100644
--- a/www/librewolf/distinfo
+++ b/www/librewolf/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1723485802
-SHA256 (librewolf-128.0.3-2.source.tar.gz) = df1033b7d825da65e1892f599e65525e8d138374f75c5ebb76ee13ab818b4020
-SIZE (librewolf-128.0.3-2.source.tar.gz) = 1014691590
+TIMESTAMP = 1723582244
+SHA256 (librewolf-129.0-1.source.tar.gz) = ff03845699e62aa68f31fb7b17193636e9e8a63dd824011f3d84059574c9b09d
+SIZE (librewolf-129.0-1.source.tar.gz) = 1016824247
diff --git a/www/librewolf/files/patch-libwebrtc-generated b/www/librewolf/files/patch-libwebrtc-generated
index b59060f6acdc..c547d211c7d4 100644
--- a/www/librewolf/files/patch-libwebrtc-generated
+++ b/www/librewolf/files/patch-libwebrtc-generated
@@ -1,98849 +1,99071 @@
-commit 39df5a98686dce37f31f3741ec4f7198be4251c9
+commit 8f47d0fc87c264faae3f47b2023f8a7eb4c36101
 Author: Christoph Moench-Tegeder <cmt@FreeBSD.org>
 
-    regenerate FreeBSD libwebrtc patch for Firefox 128
+    regenerate FreeBSD libwebrtc patch for Firefox 129
 
 diff --git third_party/libwebrtc/api/adaptation/resource_adaptation_api_gn/moz.build third_party/libwebrtc/api/adaptation/resource_adaptation_api_gn/moz.build
 index 2dbd5881583e..332ca04819ee 100644
 --- third_party/libwebrtc/api/adaptation/resource_adaptation_api_gn/moz.build
 +++ third_party/libwebrtc/api/adaptation/resource_adaptation_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("resource_adaptation_api_gn")
 diff --git third_party/libwebrtc/api/array_view_gn/moz.build third_party/libwebrtc/api/array_view_gn/moz.build
 index df2c86715cac..6c4e403f6dc1 100644
 --- third_party/libwebrtc/api/array_view_gn/moz.build
 +++ third_party/libwebrtc/api/array_view_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("array_view_gn")
 diff --git third_party/libwebrtc/api/async_dns_resolver_gn/moz.build third_party/libwebrtc/api/async_dns_resolver_gn/moz.build
 index 4d678a1de7c9..e163a7c1f440 100644
 --- third_party/libwebrtc/api/async_dns_resolver_gn/moz.build
 +++ third_party/libwebrtc/api/async_dns_resolver_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,119 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -161,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("async_dns_resolver_gn")
 diff --git third_party/libwebrtc/api/audio/aec3_config_gn/moz.build third_party/libwebrtc/api/audio/aec3_config_gn/moz.build
 index cbd6f2e6f0d5..3bfa575693b2 100644
 --- third_party/libwebrtc/api/audio/aec3_config_gn/moz.build
 +++ third_party/libwebrtc/api/audio/aec3_config_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("aec3_config_gn")
 diff --git third_party/libwebrtc/api/audio/aec3_factory_gn/moz.build third_party/libwebrtc/api/audio/aec3_factory_gn/moz.build
 index 746585483f96..33ea9b79d47b 100644
 --- third_party/libwebrtc/api/audio/aec3_factory_gn/moz.build
 +++ third_party/libwebrtc/api/audio/aec3_factory_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("aec3_factory_gn")
 diff --git third_party/libwebrtc/api/audio/audio_frame_api_gn/moz.build third_party/libwebrtc/api/audio/audio_frame_api_gn/moz.build
 index e2561db08f06..59da7761dd35 100644
 --- third_party/libwebrtc/api/audio/audio_frame_api_gn/moz.build
 +++ third_party/libwebrtc/api/audio/audio_frame_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,185 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_frame_api_gn")
 diff --git third_party/libwebrtc/api/audio/audio_frame_processor_gn/moz.build third_party/libwebrtc/api/audio/audio_frame_processor_gn/moz.build
 index 7dd1c4b91100..960b60c3311c 100644
 --- third_party/libwebrtc/api/audio/audio_frame_processor_gn/moz.build
 +++ third_party/libwebrtc/api/audio/audio_frame_processor_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("audio_frame_processor_gn")
 diff --git third_party/libwebrtc/api/audio/audio_mixer_api_gn/moz.build third_party/libwebrtc/api/audio/audio_mixer_api_gn/moz.build
 index 36d43783a3e7..fd0111ba0ffd 100644
 --- third_party/libwebrtc/api/audio/audio_mixer_api_gn/moz.build
 +++ third_party/libwebrtc/api/audio/audio_mixer_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,118 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -160,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("audio_mixer_api_gn")
 diff --git third_party/libwebrtc/api/audio/echo_control_gn/moz.build third_party/libwebrtc/api/audio/echo_control_gn/moz.build
 index 06f43e765114..6c06b87bcfe3 100644
 --- third_party/libwebrtc/api/audio/echo_control_gn/moz.build
 +++ third_party/libwebrtc/api/audio/echo_control_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("echo_control_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/L16/audio_decoder_L16_gn/moz.build third_party/libwebrtc/api/audio_codecs/L16/audio_decoder_L16_gn/moz.build
 index 5811f4d9321b..0f11017e2f6c 100644
 --- third_party/libwebrtc/api/audio_codecs/L16/audio_decoder_L16_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/L16/audio_decoder_L16_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_decoder_L16_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/L16/audio_encoder_L16_gn/moz.build third_party/libwebrtc/api/audio_codecs/L16/audio_encoder_L16_gn/moz.build
 index f4fb06ef3f09..90113fd85d92 100644
 --- third_party/libwebrtc/api/audio_codecs/L16/audio_encoder_L16_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/L16/audio_encoder_L16_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_encoder_L16_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/audio_codecs_api_gn/moz.build third_party/libwebrtc/api/audio_codecs/audio_codecs_api_gn/moz.build
 index faed7e9b0f61..84835da8965c 100644
 --- third_party/libwebrtc/api/audio_codecs/audio_codecs_api_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/audio_codecs_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -46,185 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_codecs_api_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/builtin_audio_decoder_factory_gn/moz.build third_party/libwebrtc/api/audio_codecs/builtin_audio_decoder_factory_gn/moz.build
 index 5de9c2960769..a0d91297b550 100644
 --- third_party/libwebrtc/api/audio_codecs/builtin_audio_decoder_factory_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/builtin_audio_decoder_factory_gn/moz.build
 @@ -12,13 +12,23 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
  DEFINES["WEBRTC_USE_BUILTIN_ILBC"] = "1"
  DEFINES["WEBRTC_USE_BUILTIN_OPUS"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,189 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("builtin_audio_decoder_factory_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/builtin_audio_encoder_factory_gn/moz.build third_party/libwebrtc/api/audio_codecs/builtin_audio_encoder_factory_gn/moz.build
 index 5ff7dfd0ffd4..334acbe7d342 100644
 --- third_party/libwebrtc/api/audio_codecs/builtin_audio_encoder_factory_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/builtin_audio_encoder_factory_gn/moz.build
 @@ -12,13 +12,23 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
  DEFINES["WEBRTC_USE_BUILTIN_ILBC"] = "1"
  DEFINES["WEBRTC_USE_BUILTIN_OPUS"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,189 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("builtin_audio_encoder_factory_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/g711/audio_decoder_g711_gn/moz.build third_party/libwebrtc/api/audio_codecs/g711/audio_decoder_g711_gn/moz.build
 index e1c8fa6a08bc..7799b83b91bb 100644
 --- third_party/libwebrtc/api/audio_codecs/g711/audio_decoder_g711_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/g711/audio_decoder_g711_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_decoder_g711_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/g711/audio_encoder_g711_gn/moz.build third_party/libwebrtc/api/audio_codecs/g711/audio_encoder_g711_gn/moz.build
 index 39513d15b310..aff5480ad0b3 100644
 --- third_party/libwebrtc/api/audio_codecs/g711/audio_encoder_g711_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/g711/audio_encoder_g711_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_encoder_g711_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/g722/audio_decoder_g722_gn/moz.build third_party/libwebrtc/api/audio_codecs/g722/audio_decoder_g722_gn/moz.build
 index cf9228dcab3c..7eb3130288e3 100644
 --- third_party/libwebrtc/api/audio_codecs/g722/audio_decoder_g722_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/g722/audio_decoder_g722_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_decoder_g722_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_config_gn/moz.build third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_config_gn/moz.build
 index 3b1a814ac7b2..048ddee2cbdb 100644
 --- third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_config_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_config_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,118 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -160,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("audio_encoder_g722_config_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_gn/moz.build third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_gn/moz.build
 index 57bdfeaf74c0..f04086fa4375 100644
 --- third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/g722/audio_encoder_g722_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_encoder_g722_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn/moz.build third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn/moz.build
 index ae2d4f5dc9b4..8d5eb0cadc34 100644
 --- third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/ilbc/audio_decoder_ilbc_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_decoder_ilbc_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn/moz.build third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn/moz.build
 index 2ec1c97ea240..ee5d451c740d 100644
 --- third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_config_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("audio_encoder_ilbc_config_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn/moz.build third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn/moz.build
 index ff9d947abb85..cdb5435b0bf3 100644
 --- third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/ilbc/audio_encoder_ilbc_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_encoder_ilbc_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_multiopus_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_multiopus_gn/moz.build
 index 06926f2550c6..3bb8979209c8 100644
 --- third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_multiopus_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_multiopus_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,185 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_decoder_multiopus_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_config_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_config_gn/moz.build
 index a40417692306..11dc887d7856 100644
 --- third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_config_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_config_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,118 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -160,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("audio_decoder_opus_config_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_gn/moz.build
 index a52b290d08bc..191d27589e54 100644
 --- third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/opus/audio_decoder_opus_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_decoder_opus_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_multiopus_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_multiopus_gn/moz.build
 index 1847aa9f2334..b1a86854c6cd 100644
 --- third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_multiopus_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_multiopus_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,185 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_encoder_multiopus_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_config_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_config_gn/moz.build
 index b4ed20ad8589..220221aeeed4 100644
 --- third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_config_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_config_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
  DEFINES["WEBRTC_OPUS_VARIABLE_COMPLEXITY"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -48,174 +58,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_encoder_opus_config_gn")
 diff --git third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_gn/moz.build third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_gn/moz.build
 index dc73c7abc386..b76dd0fcc777 100644
 --- third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_gn/moz.build
 +++ third_party/libwebrtc/api/audio_codecs/opus/audio_encoder_opus_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_encoder_opus_gn")
 diff --git third_party/libwebrtc/api/audio_options_api_gn/moz.build third_party/libwebrtc/api/audio_options_api_gn/moz.build
 index 974d1dbdf2c7..90ca4ab68ba8 100644
 --- third_party/libwebrtc/api/audio_options_api_gn/moz.build
 +++ third_party/libwebrtc/api/audio_options_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_options_api_gn")
 diff --git third_party/libwebrtc/api/bitrate_allocation_gn/moz.build third_party/libwebrtc/api/bitrate_allocation_gn/moz.build
 index 500eff54bbfd..a1f84da5a485 100644
 --- third_party/libwebrtc/api/bitrate_allocation_gn/moz.build
 +++ third_party/libwebrtc/api/bitrate_allocation_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("bitrate_allocation_gn")
 diff --git third_party/libwebrtc/api/call_api_gn/moz.build third_party/libwebrtc/api/call_api_gn/moz.build
 index 372f0888fbba..86c73a9fd726 100644
 --- third_party/libwebrtc/api/call_api_gn/moz.build
 +++ third_party/libwebrtc/api/call_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("call_api_gn")
 diff --git third_party/libwebrtc/api/crypto/frame_decryptor_interface_gn/moz.build third_party/libwebrtc/api/crypto/frame_decryptor_interface_gn/moz.build
 index 2a9b6d96dd75..c032ee4fe916 100644
 --- third_party/libwebrtc/api/crypto/frame_decryptor_interface_gn/moz.build
 +++ third_party/libwebrtc/api/crypto/frame_decryptor_interface_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("frame_decryptor_interface_gn")
 diff --git third_party/libwebrtc/api/crypto/frame_encryptor_interface_gn/moz.build third_party/libwebrtc/api/crypto/frame_encryptor_interface_gn/moz.build
 index f1716e6b6267..7d3b6bae0048 100644
 --- third_party/libwebrtc/api/crypto/frame_encryptor_interface_gn/moz.build
 +++ third_party/libwebrtc/api/crypto/frame_encryptor_interface_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("frame_encryptor_interface_gn")
 diff --git third_party/libwebrtc/api/crypto/options_gn/moz.build third_party/libwebrtc/api/crypto/options_gn/moz.build
 index fae93b139253..5726c9c835be 100644
 --- third_party/libwebrtc/api/crypto/options_gn/moz.build
 +++ third_party/libwebrtc/api/crypto/options_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,174 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("options_gn")
 diff --git third_party/libwebrtc/api/environment/environment_factory_gn/moz.build third_party/libwebrtc/api/environment/environment_factory_gn/moz.build
 index 9388642ab5e6..2a4db566b430 100644
 --- third_party/libwebrtc/api/environment/environment_factory_gn/moz.build
 +++ third_party/libwebrtc/api/environment/environment_factory_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("environment_factory_gn")
 diff --git third_party/libwebrtc/api/environment/environment_gn/moz.build third_party/libwebrtc/api/environment/environment_gn/moz.build
 index 5b7b361ac342..b18f7c018485 100644
 --- third_party/libwebrtc/api/environment/environment_gn/moz.build
 +++ third_party/libwebrtc/api/environment/environment_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("environment_gn")
 diff --git third_party/libwebrtc/api/fec_controller_api_gn/moz.build third_party/libwebrtc/api/fec_controller_api_gn/moz.build
 index 653eae8f233f..383f2f1c9661 100644
 --- third_party/libwebrtc/api/fec_controller_api_gn/moz.build
 +++ third_party/libwebrtc/api/fec_controller_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("fec_controller_api_gn")
 diff --git third_party/libwebrtc/api/field_trials_registry_gn/moz.build third_party/libwebrtc/api/field_trials_registry_gn/moz.build
 index 76e121ec9f5e..544a531d83f1 100644
 --- third_party/libwebrtc/api/field_trials_registry_gn/moz.build
 +++ third_party/libwebrtc/api/field_trials_registry_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("field_trials_registry_gn")
 diff --git third_party/libwebrtc/api/field_trials_view_gn/moz.build third_party/libwebrtc/api/field_trials_view_gn/moz.build
 index a6ac64bf50c6..541f2359270f 100644
 --- third_party/libwebrtc/api/field_trials_view_gn/moz.build
 +++ third_party/libwebrtc/api/field_trials_view_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("field_trials_view_gn")
 diff --git third_party/libwebrtc/api/frame_transformer_interface_gn/moz.build third_party/libwebrtc/api/frame_transformer_interface_gn/moz.build
 index 2ed19fd691d7..5a66e1d8aace 100644
 --- third_party/libwebrtc/api/frame_transformer_interface_gn/moz.build
 +++ third_party/libwebrtc/api/frame_transformer_interface_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,118 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -160,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("frame_transformer_interface_gn")
 diff --git third_party/libwebrtc/api/function_view_gn/moz.build third_party/libwebrtc/api/function_view_gn/moz.build
 index feea8c2c0ba6..7c48aab74157 100644
 --- third_party/libwebrtc/api/function_view_gn/moz.build
 +++ third_party/libwebrtc/api/function_view_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("function_view_gn")
 diff --git third_party/libwebrtc/api/libjingle_logging_api_gn/moz.build third_party/libwebrtc/api/libjingle_logging_api_gn/moz.build
 index 6729abedf9bd..314418594b0e 100644
 --- third_party/libwebrtc/api/libjingle_logging_api_gn/moz.build
 +++ third_party/libwebrtc/api/libjingle_logging_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("jingle_logging_api_gn")
 diff --git third_party/libwebrtc/api/libjingle_peerconnection_api_gn/moz.build third_party/libwebrtc/api/libjingle_peerconnection_api_gn/moz.build
 index f815d7da4e62..d8c0189951f6 100644
 --- third_party/libwebrtc/api/libjingle_peerconnection_api_gn/moz.build
 +++ third_party/libwebrtc/api/libjingle_peerconnection_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("jingle_peerconnection_api_gn")
 diff --git third_party/libwebrtc/api/location_gn/moz.build third_party/libwebrtc/api/location_gn/moz.build
 index 706b1d5026cc..673b106c6cea 100644
 --- third_party/libwebrtc/api/location_gn/moz.build
 +++ third_party/libwebrtc/api/location_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("location_gn")
 diff --git third_party/libwebrtc/api/make_ref_counted_gn/moz.build third_party/libwebrtc/api/make_ref_counted_gn/moz.build
 index 6bedaf55cd03..6f4e516cb13f 100644
 --- third_party/libwebrtc/api/make_ref_counted_gn/moz.build
 +++ third_party/libwebrtc/api/make_ref_counted_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("make_ref_counted_gn")
 diff --git third_party/libwebrtc/api/media_stream_interface_gn/moz.build third_party/libwebrtc/api/media_stream_interface_gn/moz.build
 index 8cc4995908e8..4d4d0bbcdb02 100644
 --- third_party/libwebrtc/api/media_stream_interface_gn/moz.build
 +++ third_party/libwebrtc/api/media_stream_interface_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("media_stream_interface_gn")
 diff --git third_party/libwebrtc/api/metronome/metronome_gn/moz.build third_party/libwebrtc/api/metronome/metronome_gn/moz.build
 index 5ffa4ac6c78f..6eaccfb29fc6 100644
 --- third_party/libwebrtc/api/metronome/metronome_gn/moz.build
 +++ third_party/libwebrtc/api/metronome/metronome_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("metronome_gn")
 diff --git third_party/libwebrtc/api/neteq/default_neteq_controller_factory_gn/moz.build third_party/libwebrtc/api/neteq/default_neteq_controller_factory_gn/moz.build
 index 0486a791d10f..254ccec7ed2e 100644
 --- third_party/libwebrtc/api/neteq/default_neteq_controller_factory_gn/moz.build
 +++ third_party/libwebrtc/api/neteq/default_neteq_controller_factory_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("default_neteq_controller_factory_gn")
 diff --git third_party/libwebrtc/api/neteq/neteq_api_gn/moz.build third_party/libwebrtc/api/neteq/neteq_api_gn/moz.build
 index ec0207e6b81a..217b5be2076d 100644
 --- third_party/libwebrtc/api/neteq/neteq_api_gn/moz.build
 +++ third_party/libwebrtc/api/neteq/neteq_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("neteq_api_gn")
 diff --git third_party/libwebrtc/api/neteq/neteq_controller_api_gn/moz.build third_party/libwebrtc/api/neteq/neteq_controller_api_gn/moz.build
 index 830a41cbcb2f..04fd38417177 100644
 --- third_party/libwebrtc/api/neteq/neteq_controller_api_gn/moz.build
 +++ third_party/libwebrtc/api/neteq/neteq_controller_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,122 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -164,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("neteq_controller_api_gn")
 diff --git third_party/libwebrtc/api/neteq/tick_timer_gn/moz.build third_party/libwebrtc/api/neteq/tick_timer_gn/moz.build
 index 4f4101599f07..3129a92d497c 100644
 --- third_party/libwebrtc/api/neteq/tick_timer_gn/moz.build
 +++ third_party/libwebrtc/api/neteq/tick_timer_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("tick_timer_gn")
 diff --git third_party/libwebrtc/api/network_state_predictor_api_gn/moz.build third_party/libwebrtc/api/network_state_predictor_api_gn/moz.build
 index 84ec63723306..ff25666ad5f9 100644
 --- third_party/libwebrtc/api/network_state_predictor_api_gn/moz.build
 +++ third_party/libwebrtc/api/network_state_predictor_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("network_state_predictor_api_gn")
 diff --git third_party/libwebrtc/api/priority_gn/moz.build third_party/libwebrtc/api/priority_gn/moz.build
 index e90b551e4d69..d402c9d495af 100644
 --- third_party/libwebrtc/api/priority_gn/moz.build
 +++ third_party/libwebrtc/api/priority_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("priority_gn")
 diff --git third_party/libwebrtc/api/ref_count_gn/moz.build third_party/libwebrtc/api/ref_count_gn/moz.build
 index b5ded03ae3a4..2a36041b5e46 100644
 --- third_party/libwebrtc/api/ref_count_gn/moz.build
 +++ third_party/libwebrtc/api/ref_count_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("ref_count_gn")
 diff --git third_party/libwebrtc/api/refcountedbase_gn/moz.build third_party/libwebrtc/api/refcountedbase_gn/moz.build
 index 42e693bf022a..e2d783b7b812 100644
 --- third_party/libwebrtc/api/refcountedbase_gn/moz.build
 +++ third_party/libwebrtc/api/refcountedbase_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("refcountedbase_gn")
 diff --git third_party/libwebrtc/api/rtc_error_gn/moz.build third_party/libwebrtc/api/rtc_error_gn/moz.build
 index 1ff7960b4dd0..47846b31a453 100644
 --- third_party/libwebrtc/api/rtc_error_gn/moz.build
 +++ third_party/libwebrtc/api/rtc_error_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtc_error_gn")
 diff --git third_party/libwebrtc/api/rtc_event_log/rtc_event_log_gn/moz.build third_party/libwebrtc/api/rtc_event_log/rtc_event_log_gn/moz.build
 index e478cf3e4c3c..8a92a62b9562 100644
 --- third_party/libwebrtc/api/rtc_event_log/rtc_event_log_gn/moz.build
 +++ third_party/libwebrtc/api/rtc_event_log/rtc_event_log_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,185 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtc_event_log_gn")
 diff --git third_party/libwebrtc/api/rtp_headers_gn/moz.build third_party/libwebrtc/api/rtp_headers_gn/moz.build
 index 5b5cac9bf046..8691523b8dfc 100644
 --- third_party/libwebrtc/api/rtp_headers_gn/moz.build
 +++ third_party/libwebrtc/api/rtp_headers_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtp_headers_gn")
 diff --git third_party/libwebrtc/api/rtp_packet_info_gn/moz.build third_party/libwebrtc/api/rtp_packet_info_gn/moz.build
 index 7bd7a37fb361..67fffb26c146 100644
 --- third_party/libwebrtc/api/rtp_packet_info_gn/moz.build
 +++ third_party/libwebrtc/api/rtp_packet_info_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtp_packet_info_gn")
 diff --git third_party/libwebrtc/api/rtp_parameters_gn/moz.build third_party/libwebrtc/api/rtp_parameters_gn/moz.build
 index ada3bfe3a22b..dd1ba2bc5bd3 100644
 --- third_party/libwebrtc/api/rtp_parameters_gn/moz.build
 +++ third_party/libwebrtc/api/rtp_parameters_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,178 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtp_parameters_gn")
 diff --git third_party/libwebrtc/api/rtp_sender_interface_gn/moz.build third_party/libwebrtc/api/rtp_sender_interface_gn/moz.build
 index 5b41bb13cbbe..2ae22cf178d8 100644
 --- third_party/libwebrtc/api/rtp_sender_interface_gn/moz.build
 +++ third_party/libwebrtc/api/rtp_sender_interface_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("rtp_sender_interface_gn")
 diff --git third_party/libwebrtc/api/rtp_sender_setparameters_callback_gn/moz.build third_party/libwebrtc/api/rtp_sender_setparameters_callback_gn/moz.build
 index 89f5c0fcc118..ba3ef53ada72 100644
 --- third_party/libwebrtc/api/rtp_sender_setparameters_callback_gn/moz.build
 +++ third_party/libwebrtc/api/rtp_sender_setparameters_callback_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtp_sender_setparameters_callback_gn")
 diff --git third_party/libwebrtc/api/rtp_transceiver_direction_gn/moz.build third_party/libwebrtc/api/rtp_transceiver_direction_gn/moz.build
 index c3b4e7f67e56..1acea51df010 100644
 --- third_party/libwebrtc/api/rtp_transceiver_direction_gn/moz.build
 +++ third_party/libwebrtc/api/rtp_transceiver_direction_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("rtp_transceiver_direction_gn")
 diff --git third_party/libwebrtc/api/scoped_refptr_gn/moz.build third_party/libwebrtc/api/scoped_refptr_gn/moz.build
 index bd244c29b5cb..58ee4b71716c 100644
 --- third_party/libwebrtc/api/scoped_refptr_gn/moz.build
 +++ third_party/libwebrtc/api/scoped_refptr_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("scoped_refptr_gn")
 diff --git third_party/libwebrtc/api/sequence_checker_gn/moz.build third_party/libwebrtc/api/sequence_checker_gn/moz.build
 index e129bf8a010e..c2d4b302936a 100644
 --- third_party/libwebrtc/api/sequence_checker_gn/moz.build
 +++ third_party/libwebrtc/api/sequence_checker_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("sequence_checker_gn")
 diff --git third_party/libwebrtc/api/simulated_network_api_gn/moz.build third_party/libwebrtc/api/simulated_network_api_gn/moz.build
 index 222193edde3f..8b3da9c6ba70 100644
 --- third_party/libwebrtc/api/simulated_network_api_gn/moz.build
 +++ third_party/libwebrtc/api/simulated_network_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("simulated_network_api_gn")
 diff --git third_party/libwebrtc/api/task_queue/default_task_queue_factory_gn/moz.build third_party/libwebrtc/api/task_queue/default_task_queue_factory_gn/moz.build
 index 0d9947daa8ce..5d6f286d394b 100644
 --- third_party/libwebrtc/api/task_queue/default_task_queue_factory_gn/moz.build
 +++ third_party/libwebrtc/api/task_queue/default_task_queue_factory_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("default_task_queue_factory_gn")
 diff --git third_party/libwebrtc/api/task_queue/pending_task_safety_flag_gn/moz.build third_party/libwebrtc/api/task_queue/pending_task_safety_flag_gn/moz.build
 index e0e0b4688e62..47a601850a28 100644
 --- third_party/libwebrtc/api/task_queue/pending_task_safety_flag_gn/moz.build
 +++ third_party/libwebrtc/api/task_queue/pending_task_safety_flag_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("pending_task_safety_flag_gn")
 diff --git third_party/libwebrtc/api/task_queue/task_queue_gn/moz.build third_party/libwebrtc/api/task_queue/task_queue_gn/moz.build
 index b3eb74837f20..94718b5d1065 100644
 --- third_party/libwebrtc/api/task_queue/task_queue_gn/moz.build
 +++ third_party/libwebrtc/api/task_queue/task_queue_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("task_queue_gn")
 diff --git third_party/libwebrtc/api/transport/bandwidth_estimation_settings_gn/moz.build third_party/libwebrtc/api/transport/bandwidth_estimation_settings_gn/moz.build
 index 0885f16a0655..ef5775ccf647 100644
 --- third_party/libwebrtc/api/transport/bandwidth_estimation_settings_gn/moz.build
 +++ third_party/libwebrtc/api/transport/bandwidth_estimation_settings_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("bandwidth_estimation_settings_gn")
 diff --git third_party/libwebrtc/api/transport/bitrate_settings_gn/moz.build third_party/libwebrtc/api/transport/bitrate_settings_gn/moz.build
 index 42410686d0be..82767eaae01a 100644
 --- third_party/libwebrtc/api/transport/bitrate_settings_gn/moz.build
 +++ third_party/libwebrtc/api/transport/bitrate_settings_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,174 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("bitrate_settings_gn")
 diff --git third_party/libwebrtc/api/transport/datagram_transport_interface_gn/moz.build third_party/libwebrtc/api/transport/datagram_transport_interface_gn/moz.build
 index e0f8f023787b..b9b426e20a50 100644
 --- third_party/libwebrtc/api/transport/datagram_transport_interface_gn/moz.build
 +++ third_party/libwebrtc/api/transport/datagram_transport_interface_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,118 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -160,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("datagram_transport_interface_gn")
 diff --git third_party/libwebrtc/api/transport/field_trial_based_config_gn/moz.build third_party/libwebrtc/api/transport/field_trial_based_config_gn/moz.build
 index 0b2e41f78c7b..665be1aad89b 100644
 --- third_party/libwebrtc/api/transport/field_trial_based_config_gn/moz.build
 +++ third_party/libwebrtc/api/transport/field_trial_based_config_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("field_trial_based_config_gn")
 diff --git third_party/libwebrtc/api/transport/goog_cc_gn/moz.build third_party/libwebrtc/api/transport/goog_cc_gn/moz.build
 index 70efa923b78f..6f3cfe2f16c5 100644
 --- third_party/libwebrtc/api/transport/goog_cc_gn/moz.build
 +++ third_party/libwebrtc/api/transport/goog_cc_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("goog_cc_gn")
 diff --git third_party/libwebrtc/api/transport/network_control_gn/moz.build third_party/libwebrtc/api/transport/network_control_gn/moz.build
 index abbedfaee9af..08b107c8a46a 100644
 --- third_party/libwebrtc/api/transport/network_control_gn/moz.build
 +++ third_party/libwebrtc/api/transport/network_control_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("network_control_gn")
 diff --git third_party/libwebrtc/api/transport/rtp/dependency_descriptor_gn/moz.build third_party/libwebrtc/api/transport/rtp/dependency_descriptor_gn/moz.build
 index 16ec75fa0170..dc43798be44c 100644
 --- third_party/libwebrtc/api/transport/rtp/dependency_descriptor_gn/moz.build
 +++ third_party/libwebrtc/api/transport/rtp/dependency_descriptor_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("dependency_descriptor_gn")
 diff --git third_party/libwebrtc/api/transport/rtp/rtp_source_gn/moz.build third_party/libwebrtc/api/transport/rtp/rtp_source_gn/moz.build
 index 83c88e8037fe..3656e84885cd 100644
 --- third_party/libwebrtc/api/transport/rtp/rtp_source_gn/moz.build
 +++ third_party/libwebrtc/api/transport/rtp/rtp_source_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,118 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -160,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("rtp_source_gn")
 diff --git third_party/libwebrtc/api/transport/stun_types_gn/moz.build third_party/libwebrtc/api/transport/stun_types_gn/moz.build
 index 51a16e295eef..62b2c614ce5a 100644
 --- third_party/libwebrtc/api/transport/stun_types_gn/moz.build
 +++ third_party/libwebrtc/api/transport/stun_types_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("stun_types_gn")
 diff --git third_party/libwebrtc/api/transport_api_gn/moz.build third_party/libwebrtc/api/transport_api_gn/moz.build
 index a726caad2813..f12489fba6e4 100644
 --- third_party/libwebrtc/api/transport_api_gn/moz.build
 +++ third_party/libwebrtc/api/transport_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("transport_api_gn")
 diff --git third_party/libwebrtc/api/units/data_rate_gn/moz.build third_party/libwebrtc/api/units/data_rate_gn/moz.build
 index 398b03d0a231..41e7c078d060 100644
 --- third_party/libwebrtc/api/units/data_rate_gn/moz.build
 +++ third_party/libwebrtc/api/units/data_rate_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("data_rate_gn")
 diff --git third_party/libwebrtc/api/units/data_size_gn/moz.build third_party/libwebrtc/api/units/data_size_gn/moz.build
 index 8f61d0131463..5a8fb7125160 100644
 --- third_party/libwebrtc/api/units/data_size_gn/moz.build
 +++ third_party/libwebrtc/api/units/data_size_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("data_size_gn")
 diff --git third_party/libwebrtc/api/units/frequency_gn/moz.build third_party/libwebrtc/api/units/frequency_gn/moz.build
 index 40a6bf261710..fa6c15bc81e1 100644
 --- third_party/libwebrtc/api/units/frequency_gn/moz.build
 +++ third_party/libwebrtc/api/units/frequency_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("frequency_gn")
 diff --git third_party/libwebrtc/api/units/time_delta_gn/moz.build third_party/libwebrtc/api/units/time_delta_gn/moz.build
 index d9ede8c812f2..b129d8b4f2d8 100644
 --- third_party/libwebrtc/api/units/time_delta_gn/moz.build
 +++ third_party/libwebrtc/api/units/time_delta_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("time_delta_gn")
 diff --git third_party/libwebrtc/api/units/timestamp_gn/moz.build third_party/libwebrtc/api/units/timestamp_gn/moz.build
 index 9e5ed8541e57..ca185af59de3 100644
 --- third_party/libwebrtc/api/units/timestamp_gn/moz.build
 +++ third_party/libwebrtc/api/units/timestamp_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("timestamp_gn")
 diff --git third_party/libwebrtc/api/video/builtin_video_bitrate_allocator_factory_gn/moz.build third_party/libwebrtc/api/video/builtin_video_bitrate_allocator_factory_gn/moz.build
 index cafafadf4452..0be4593415cf 100644
 --- third_party/libwebrtc/api/video/builtin_video_bitrate_allocator_factory_gn/moz.build
 +++ third_party/libwebrtc/api/video/builtin_video_bitrate_allocator_factory_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("builtin_video_bitrate_allocator_factory_gn")
 diff --git third_party/libwebrtc/api/video/encoded_frame_gn/moz.build third_party/libwebrtc/api/video/encoded_frame_gn/moz.build
 index d804e2fd3671..a40fcef67844 100644
 --- third_party/libwebrtc/api/video/encoded_frame_gn/moz.build
 +++ third_party/libwebrtc/api/video/encoded_frame_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("encoded_frame_gn")
 diff --git third_party/libwebrtc/api/video/encoded_image_gn/moz.build third_party/libwebrtc/api/video/encoded_image_gn/moz.build
 index a444a71189b9..01e5ec845e10 100644
 --- third_party/libwebrtc/api/video/encoded_image_gn/moz.build
 +++ third_party/libwebrtc/api/video/encoded_image_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("encoded_image_gn")
 diff --git third_party/libwebrtc/api/video/frame_buffer_gn/moz.build third_party/libwebrtc/api/video/frame_buffer_gn/moz.build
 index 01a33c4b813f..35e492ad1546 100644
 --- third_party/libwebrtc/api/video/frame_buffer_gn/moz.build
 +++ third_party/libwebrtc/api/video/frame_buffer_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("frame_buffer_gn")
 diff --git third_party/libwebrtc/api/video/recordable_encoded_frame_gn/moz.build third_party/libwebrtc/api/video/recordable_encoded_frame_gn/moz.build
 index 4d6199a71433..63f6010eb884 100644
 --- third_party/libwebrtc/api/video/recordable_encoded_frame_gn/moz.build
 +++ third_party/libwebrtc/api/video/recordable_encoded_frame_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,118 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -160,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("recordable_encoded_frame_gn")
 diff --git third_party/libwebrtc/api/video/render_resolution_gn/moz.build third_party/libwebrtc/api/video/render_resolution_gn/moz.build
 index a0c4da6d5809..afb0f88ed8fd 100644
 --- third_party/libwebrtc/api/video/render_resolution_gn/moz.build
 +++ third_party/libwebrtc/api/video/render_resolution_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("render_resolution_gn")
 diff --git third_party/libwebrtc/api/video/resolution_gn/moz.build third_party/libwebrtc/api/video/resolution_gn/moz.build
 index e55dfe7d2c22..d5993bf113b5 100644
 --- third_party/libwebrtc/api/video/resolution_gn/moz.build
 +++ third_party/libwebrtc/api/video/resolution_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("resolution_gn")
 diff --git third_party/libwebrtc/api/video/video_adaptation_gn/moz.build third_party/libwebrtc/api/video/video_adaptation_gn/moz.build
 index c061e657ab8a..03c9ed5c202b 100644
 --- third_party/libwebrtc/api/video/video_adaptation_gn/moz.build
 +++ third_party/libwebrtc/api/video/video_adaptation_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_adaptation_gn")
 diff --git third_party/libwebrtc/api/video/video_bitrate_allocation_gn/moz.build third_party/libwebrtc/api/video/video_bitrate_allocation_gn/moz.build
 index 9581b4202af9..d526540c4a75 100644
 --- third_party/libwebrtc/api/video/video_bitrate_allocation_gn/moz.build
 +++ third_party/libwebrtc/api/video/video_bitrate_allocation_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_bitrate_allocation_gn")
 diff --git third_party/libwebrtc/api/video/video_bitrate_allocator_factory_gn/moz.build third_party/libwebrtc/api/video/video_bitrate_allocator_factory_gn/moz.build
 index 71a1a7f2dc3e..4ca5af462591 100644
 --- third_party/libwebrtc/api/video/video_bitrate_allocator_factory_gn/moz.build
 +++ third_party/libwebrtc/api/video/video_bitrate_allocator_factory_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,118 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -160,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("video_bitrate_allocator_factory_gn")
 diff --git third_party/libwebrtc/api/video/video_bitrate_allocator_gn/moz.build third_party/libwebrtc/api/video/video_bitrate_allocator_gn/moz.build
 index aecab75d2eac..0ad41db37d78 100644
 --- third_party/libwebrtc/api/video/video_bitrate_allocator_gn/moz.build
 +++ third_party/libwebrtc/api/video/video_bitrate_allocator_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_bitrate_allocator_gn")
 diff --git third_party/libwebrtc/api/video/video_codec_constants_gn/moz.build third_party/libwebrtc/api/video/video_codec_constants_gn/moz.build
 index 1ff8d8117fa6..5bcaf00344da 100644
 --- third_party/libwebrtc/api/video/video_codec_constants_gn/moz.build
 +++ third_party/libwebrtc/api/video/video_codec_constants_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("video_codec_constants_gn")
 diff --git third_party/libwebrtc/api/video/video_frame_gn/moz.build third_party/libwebrtc/api/video/video_frame_gn/moz.build
 index 37f7adf1843d..8697e1d06d1e 100644
 --- third_party/libwebrtc/api/video/video_frame_gn/moz.build
 +++ third_party/libwebrtc/api/video/video_frame_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -54,185 +64,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_frame_gn")
 diff --git third_party/libwebrtc/api/video/video_frame_i010_gn/moz.build third_party/libwebrtc/api/video/video_frame_i010_gn/moz.build
 index 2b8bd493aff9..c6b33b8a1e23 100644
 --- third_party/libwebrtc/api/video/video_frame_i010_gn/moz.build
 +++ third_party/libwebrtc/api/video/video_frame_i010_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -50,185 +60,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_frame_i010_gn")
 diff --git third_party/libwebrtc/api/video/video_frame_metadata_gn/moz.build third_party/libwebrtc/api/video/video_frame_metadata_gn/moz.build
 index 8b4bd96df239..bcbd30fd4d21 100644
 --- third_party/libwebrtc/api/video/video_frame_metadata_gn/moz.build
 +++ third_party/libwebrtc/api/video/video_frame_metadata_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_frame_metadata_gn")
 diff --git third_party/libwebrtc/api/video/video_frame_type_gn/moz.build third_party/libwebrtc/api/video/video_frame_type_gn/moz.build
 index 3416d040b2ea..263eaf0e7885 100644
 --- third_party/libwebrtc/api/video/video_frame_type_gn/moz.build
 +++ third_party/libwebrtc/api/video/video_frame_type_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("video_frame_type_gn")
 diff --git third_party/libwebrtc/api/video/video_layers_allocation_gn/moz.build third_party/libwebrtc/api/video/video_layers_allocation_gn/moz.build
 index d9d7097f2f89..2603fe99c69f 100644
 --- third_party/libwebrtc/api/video/video_layers_allocation_gn/moz.build
 +++ third_party/libwebrtc/api/video/video_layers_allocation_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("video_layers_allocation_gn")
 diff --git third_party/libwebrtc/api/video/video_rtp_headers_gn/moz.build third_party/libwebrtc/api/video/video_rtp_headers_gn/moz.build
 index 7c696af228c6..da97d3a9cc11 100644
 --- third_party/libwebrtc/api/video/video_rtp_headers_gn/moz.build
 +++ third_party/libwebrtc/api/video/video_rtp_headers_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -46,185 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_rtp_headers_gn")
 diff --git third_party/libwebrtc/api/video/video_stream_encoder_gn/moz.build third_party/libwebrtc/api/video/video_stream_encoder_gn/moz.build
 index f54c46500445..dd230e6e136c 100644
 --- third_party/libwebrtc/api/video/video_stream_encoder_gn/moz.build
 +++ third_party/libwebrtc/api/video/video_stream_encoder_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,118 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -160,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("video_stream_encoder_gn")
 diff --git third_party/libwebrtc/api/video_codecs/bitstream_parser_api_gn/moz.build third_party/libwebrtc/api/video_codecs/bitstream_parser_api_gn/moz.build
 index b1bb1e3323e8..162090a6363d 100644
 --- third_party/libwebrtc/api/video_codecs/bitstream_parser_api_gn/moz.build
 +++ third_party/libwebrtc/api/video_codecs/bitstream_parser_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("bitstream_parser_api_gn")
 diff --git third_party/libwebrtc/api/video_codecs/rtc_software_fallback_wrappers_gn/moz.build third_party/libwebrtc/api/video_codecs/rtc_software_fallback_wrappers_gn/moz.build
 index ca9c0f599a99..1b58004533ae 100644
 --- third_party/libwebrtc/api/video_codecs/rtc_software_fallback_wrappers_gn/moz.build
 +++ third_party/libwebrtc/api/video_codecs/rtc_software_fallback_wrappers_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,190 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtc_software_fallback_wrappers_gn")
 diff --git third_party/libwebrtc/api/video_codecs/scalability_mode_gn/moz.build third_party/libwebrtc/api/video_codecs/scalability_mode_gn/moz.build
 index b0c90b8ad2ee..4933d9ebafdb 100644
 --- third_party/libwebrtc/api/video_codecs/scalability_mode_gn/moz.build
 +++ third_party/libwebrtc/api/video_codecs/scalability_mode_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("scalability_mode_gn")
 diff --git third_party/libwebrtc/api/video_codecs/video_codecs_api_gn/moz.build third_party/libwebrtc/api/video_codecs/video_codecs_api_gn/moz.build
 index de1ff19cd39c..f5d7824d0dc2 100644
 --- third_party/libwebrtc/api/video_codecs/video_codecs_api_gn/moz.build
 +++ third_party/libwebrtc/api/video_codecs/video_codecs_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -54,185 +64,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_codecs_api_gn")
 diff --git third_party/libwebrtc/api/video_codecs/vp8_temporal_layers_factory_gn/moz.build third_party/libwebrtc/api/video_codecs/vp8_temporal_layers_factory_gn/moz.build
 index 394091421449..a19bee0723d3 100644
 --- third_party/libwebrtc/api/video_codecs/vp8_temporal_layers_factory_gn/moz.build
 +++ third_party/libwebrtc/api/video_codecs/vp8_temporal_layers_factory_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("vp8_temporal_layers_factory_gn")
 diff --git third_party/libwebrtc/api/video_track_source_constraints_gn/moz.build third_party/libwebrtc/api/video_track_source_constraints_gn/moz.build
 index 636a3df69c9a..abcef0e2e4c3 100644
 --- third_party/libwebrtc/api/video_track_source_constraints_gn/moz.build
 +++ third_party/libwebrtc/api/video_track_source_constraints_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("video_track_source_constraints_gn")
 diff --git third_party/libwebrtc/audio/audio_gn/moz.build third_party/libwebrtc/audio/audio_gn/moz.build
 index 2888ef09bd9b..0b9c1637ce34 100644
 --- third_party/libwebrtc/audio/audio_gn/moz.build
 +++ third_party/libwebrtc/audio/audio_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -55,190 +65,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_gn")
 diff --git third_party/libwebrtc/audio/utility/audio_frame_operations_gn/moz.build third_party/libwebrtc/audio/utility/audio_frame_operations_gn/moz.build
 index 315f691f3e09..1848f414171d 100644
 --- third_party/libwebrtc/audio/utility/audio_frame_operations_gn/moz.build
 +++ third_party/libwebrtc/audio/utility/audio_frame_operations_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,189 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_frame_operations_gn")
 diff --git third_party/libwebrtc/call/adaptation/resource_adaptation_gn/moz.build third_party/libwebrtc/call/adaptation/resource_adaptation_gn/moz.build
 index 3dab96b5a372..bcaf67293b6b 100644
 --- third_party/libwebrtc/call/adaptation/resource_adaptation_gn/moz.build
 +++ third_party/libwebrtc/call/adaptation/resource_adaptation_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -52,190 +62,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("resource_adaptation_gn")
 diff --git third_party/libwebrtc/call/audio_sender_interface_gn/moz.build third_party/libwebrtc/call/audio_sender_interface_gn/moz.build
 index 6ca0ee773997..92276ee6b298 100644
 --- third_party/libwebrtc/call/audio_sender_interface_gn/moz.build
 +++ third_party/libwebrtc/call/audio_sender_interface_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,118 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -160,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("audio_sender_interface_gn")
 diff --git third_party/libwebrtc/call/bitrate_allocator_gn/moz.build third_party/libwebrtc/call/bitrate_allocator_gn/moz.build
 index 57adb400db54..754fdf86307a 100644
 --- third_party/libwebrtc/call/bitrate_allocator_gn/moz.build
 +++ third_party/libwebrtc/call/bitrate_allocator_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("bitrate_allocator_gn")
 diff --git third_party/libwebrtc/call/bitrate_configurator_gn/moz.build third_party/libwebrtc/call/bitrate_configurator_gn/moz.build
 index 59f87d2fdf4d..537c7fe06fcd 100644
 --- third_party/libwebrtc/call/bitrate_configurator_gn/moz.build
 +++ third_party/libwebrtc/call/bitrate_configurator_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("bitrate_configurator_gn")
 diff --git third_party/libwebrtc/call/call_gn/moz.build third_party/libwebrtc/call/call_gn/moz.build
 index da452122ce12..84614d18ac06 100644
 --- third_party/libwebrtc/call/call_gn/moz.build
 +++ third_party/libwebrtc/call/call_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,190 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("call_gn")
 diff --git third_party/libwebrtc/call/call_interfaces_gn/moz.build third_party/libwebrtc/call/call_interfaces_gn/moz.build
 index 3c7b6a05d3ab..a65ef1040061 100644
 --- third_party/libwebrtc/call/call_interfaces_gn/moz.build
 +++ third_party/libwebrtc/call/call_interfaces_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -49,190 +59,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("call_interfaces_gn")
 diff --git third_party/libwebrtc/call/receive_stream_interface_gn/moz.build third_party/libwebrtc/call/receive_stream_interface_gn/moz.build
 index 0b3511082a51..52c6e002375f 100644
 --- third_party/libwebrtc/call/receive_stream_interface_gn/moz.build
 +++ third_party/libwebrtc/call/receive_stream_interface_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,122 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -164,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("receive_stream_interface_gn")
 diff --git third_party/libwebrtc/call/rtp_interfaces_gn/moz.build third_party/libwebrtc/call/rtp_interfaces_gn/moz.build
 index f2fb2ab649bb..ed390dd2fce3 100644
 --- third_party/libwebrtc/call/rtp_interfaces_gn/moz.build
 +++ third_party/libwebrtc/call/rtp_interfaces_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtp_interfaces_gn")
 diff --git third_party/libwebrtc/call/rtp_receiver_gn/moz.build third_party/libwebrtc/call/rtp_receiver_gn/moz.build
 index 35c68ca3368d..f18af2328452 100644
 --- third_party/libwebrtc/call/rtp_receiver_gn/moz.build
 +++ third_party/libwebrtc/call/rtp_receiver_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,190 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtp_receiver_gn")
 diff --git third_party/libwebrtc/call/rtp_sender_gn/moz.build third_party/libwebrtc/call/rtp_sender_gn/moz.build
 index c99d9d8e8a66..4e15db834a33 100644
 --- third_party/libwebrtc/call/rtp_sender_gn/moz.build
 +++ third_party/libwebrtc/call/rtp_sender_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,190 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtp_sender_gn")
 diff --git third_party/libwebrtc/call/version_gn/moz.build third_party/libwebrtc/call/version_gn/moz.build
 index 50ff0cff2e55..ee871323396a 100644
 --- third_party/libwebrtc/call/version_gn/moz.build
 +++ third_party/libwebrtc/call/version_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,174 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("version_gn")
 diff --git third_party/libwebrtc/call/video_stream_api_gn/moz.build third_party/libwebrtc/call/video_stream_api_gn/moz.build
 index 9aa475a12fc6..7488f3667ecd 100644
 --- third_party/libwebrtc/call/video_stream_api_gn/moz.build
 +++ third_party/libwebrtc/call/video_stream_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_stream_api_gn")
 diff --git third_party/libwebrtc/common_audio/common_audio_avx2_gn/moz.build third_party/libwebrtc/common_audio/common_audio_avx2_gn/moz.build
 index fc1e13a8933c..505627b692c3 100644
 --- third_party/libwebrtc/common_audio/common_audio_avx2_gn/moz.build
 +++ third_party/libwebrtc/common_audio/common_audio_avx2_gn/moz.build
 @@ -17,12 +17,22 @@ CXXFLAGS += [
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
  DEFINES["WEBRTC_ENABLE_AVX2"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -50,137 +60,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +    DEFINES["USE_X11"] = "1"
  
  Library("common_audio_avx2_gn")
 diff --git third_party/libwebrtc/common_audio/common_audio_c_arm_asm_gn/moz.build third_party/libwebrtc/common_audio/common_audio_c_arm_asm_gn/moz.build
 index 0827bbf31a41..7a873e6e680c 100644
 --- third_party/libwebrtc/common_audio/common_audio_c_arm_asm_gn/moz.build
 +++ third_party/libwebrtc/common_audio/common_audio_c_arm_asm_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,112 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -    SOURCES += [
 -        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse_arm.S",
 -        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12_armv7.S"
 -    ]
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -154,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("common_audio_c_arm_asm_gn")
 diff --git third_party/libwebrtc/common_audio/common_audio_c_gn/moz.build third_party/libwebrtc/common_audio/common_audio_c_gn/moz.build
 index 99cceabf2989..709978b9f184 100644
 --- third_party/libwebrtc/common_audio/common_audio_c_gn/moz.build
 +++ third_party/libwebrtc/common_audio/common_audio_c_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -80,117 +90,12 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 +    DEFINES["_DEBUG"] = True
  
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/signal_processing/complex_fft.c"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
 -        "/third_party/libwebrtc/common_audio/signal_processing/complex_fft.c",
 -        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
 -        "/third_party/libwebrtc/common_audio/signal_processing/complex_fft.c",
 -        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
 -    ]
 +if CONFIG["TARGET_CPU"] == "aarch64":
  
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["WEBRTC_ARCH_ARM64"] = True
 +    DEFINES["WEBRTC_HAS_NEON"] = True
  
      UNIFIED_SOURCES += [
          "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
 @@ -198,26 +103,10 @@ if CONFIG["OS_TARGET"] == "WINNT":
          "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
      ]
  
 -if CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
      SOURCES += [
          "/third_party/libwebrtc/common_audio/signal_processing/resample_by_2_mips.c"
 @@ -234,8 +123,6 @@ if CONFIG["TARGET_CPU"] == "mips32":
  
  if CONFIG["TARGET_CPU"] == "mips64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 -
      UNIFIED_SOURCES += [
          "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
          "/third_party/libwebrtc/common_audio/signal_processing/complex_fft.c",
 @@ -250,88 +137,21 @@ if CONFIG["TARGET_CPU"] == "ppc64":
          "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
      ]
  
 -if CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "aarch64":
 +if CONFIG["TARGET_CPU"] == "riscv64":
  
      UNIFIED_SOURCES += [
          "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
 +        "/third_party/libwebrtc/common_audio/signal_processing/complex_fft.c",
          "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
      ]
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CFLAGS += [
          "-msse2"
      ]
  
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
 -        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
 -        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
 -        "/third_party/libwebrtc/common_audio/signal_processing/complex_fft.c",
 -        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/signal_processing/complex_fft.c"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "riscv64":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
      UNIFIED_SOURCES += [
          "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
 @@ -339,13 +159,9 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "riscv64":
          "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    CFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
      UNIFIED_SOURCES += [
          "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
 @@ -353,14 +169,8 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
          "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/signal_processing/complex_bit_reverse.c",
 -        "/third_party/libwebrtc/common_audio/signal_processing/complex_fft.c",
 -        "/third_party/libwebrtc/common_audio/signal_processing/filter_ar_fast_q12.c"
 -    ]
 +    DEFINES["USE_X11"] = "1"
  
  Library("common_audio_c_gn")
 diff --git third_party/libwebrtc/common_audio/common_audio_cc_gn/moz.build third_party/libwebrtc/common_audio/common_audio_cc_gn/moz.build
 index 1ab56ac80918..42e92caa7571 100644
 --- third_party/libwebrtc/common_audio/common_audio_cc_gn/moz.build
 +++ third_party/libwebrtc/common_audio/common_audio_cc_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("common_audio_cc_gn")
 diff --git third_party/libwebrtc/common_audio/common_audio_gn/moz.build third_party/libwebrtc/common_audio/common_audio_gn/moz.build
 index 79a78f783794..12a1a532fbed 100644
 --- third_party/libwebrtc/common_audio/common_audio_gn/moz.build
 +++ third_party/libwebrtc/common_audio/common_audio_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -56,189 +66,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("common_audio_gn")
 diff --git third_party/libwebrtc/common_audio/common_audio_neon_c_gn/moz.build third_party/libwebrtc/common_audio/common_audio_neon_c_gn/moz.build
 index acd2e8bc36f7..417e933a842e 100644
 --- third_party/libwebrtc/common_audio/common_audio_neon_c_gn/moz.build
 +++ third_party/libwebrtc/common_audio/common_audio_neon_c_gn/moz.build
 @@ -12,12 +12,23 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_ARCH_ARM64"] = True
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_HAS_NEON"] = True
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -46,151 +57,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 -
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -
  Library("common_audio_neon_c_gn")
 diff --git third_party/libwebrtc/common_audio/common_audio_neon_gn/moz.build third_party/libwebrtc/common_audio/common_audio_neon_gn/moz.build
 index c415a7145299..25ddc9cd7e7a 100644
 --- third_party/libwebrtc/common_audio/common_audio_neon_gn/moz.build
 +++ third_party/libwebrtc/common_audio/common_audio_neon_gn/moz.build
 @@ -12,12 +12,23 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_ARCH_ARM64"] = True
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_HAS_NEON"] = True
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,151 +56,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 -
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -
  Library("common_audio_neon_gn")
 diff --git third_party/libwebrtc/common_audio/common_audio_sse2_gn/moz.build third_party/libwebrtc/common_audio/common_audio_sse2_gn/moz.build
 index 435c33a394e5..146ddde10702 100644
 --- third_party/libwebrtc/common_audio/common_audio_sse2_gn/moz.build
 +++ third_party/libwebrtc/common_audio/common_audio_sse2_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
  DEFINES["WEBRTC_ENABLE_AVX2"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,159 +55,23 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CXXFLAGS += [
          "-msse2",
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    CXXFLAGS += [
 -        "-msse2",
 -        "-msse2"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +    DEFINES["USE_X11"] = "1"
  
  Library("common_audio_sse2_gn")
 diff --git third_party/libwebrtc/common_audio/fir_filter_factory_gn/moz.build third_party/libwebrtc/common_audio/fir_filter_factory_gn/moz.build
 index 2faac2a93134..2bb083f83813 100644
 --- third_party/libwebrtc/common_audio/fir_filter_factory_gn/moz.build
 +++ third_party/libwebrtc/common_audio/fir_filter_factory_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("fir_filter_factory_gn")
 diff --git third_party/libwebrtc/common_audio/fir_filter_gn/moz.build third_party/libwebrtc/common_audio/fir_filter_gn/moz.build
 index af029033e761..47a1e94fccaa 100644
 --- third_party/libwebrtc/common_audio/fir_filter_gn/moz.build
 +++ third_party/libwebrtc/common_audio/fir_filter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("fir_filter_gn")
 diff --git third_party/libwebrtc/common_audio/sinc_resampler_gn/moz.build third_party/libwebrtc/common_audio/sinc_resampler_gn/moz.build
 index 962dbed44bf8..a3de988aa645 100644
 --- third_party/libwebrtc/common_audio/sinc_resampler_gn/moz.build
 +++ third_party/libwebrtc/common_audio/sinc_resampler_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,122 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -164,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("sinc_resampler_gn")
 diff --git third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128_gn/moz.build third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128_gn/moz.build
 index 6245fdf7ef93..c9bc0ab140da 100644
 --- third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128_gn/moz.build
 +++ third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,101 +53,7 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
 @@ -148,128 +64,42 @@ if CONFIG["TARGET_CPU"] == "aarch64":
          "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_neon.cc"
      ]
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_neon.cc"
 -    ]
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
      UNIFIED_SOURCES += [
          "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_mips.cc"
      ]
  
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_sse2.cc"
 -    ]
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_sse2.cc"
 -    ]
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2",
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin" and CONFIG["TARGET_CPU"] == "x86_64":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 +    UNIFIED_SOURCES += [
 +        "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_sse2.cc"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
      CXXFLAGS += [
 -        "-msse2",
          "-msse2"
      ]
  
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 +    UNIFIED_SOURCES += [
 +        "/third_party/libwebrtc/common_audio/third_party/ooura/fft_size_128/ooura_fft_sse2.cc"
      ]
  
 -    DEFINES["_GNU_SOURCE"] = True
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -if CONFIG["OS_TARGET"] == "OpenBSD" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +    DEFINES["USE_X11"] = "1"
  
  Library("fft_size_128_gn")
 diff --git third_party/libwebrtc/common_audio/third_party/ooura/fft_size_256_gn/moz.build third_party/libwebrtc/common_audio/third_party/ooura/fft_size_256_gn/moz.build
 index 7c2503bc9ccd..9f95cef3ece3 100644
 --- third_party/libwebrtc/common_audio/third_party/ooura/fft_size_256_gn/moz.build
 +++ third_party/libwebrtc/common_audio/third_party/ooura/fft_size_256_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,174 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("fft_size_256_gn")
 diff --git third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_gn/moz.build third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_gn/moz.build
 index ec09e725fff7..10e9f97d6da5 100644
 --- third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_gn/moz.build
 +++ third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,119 +49,21 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -    SOURCES += [
 -        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_arm.S"
 +    UNIFIED_SOURCES += [
 +        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
      ]
  
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
      UNIFIED_SOURCES += [
          "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor_mips.c"
 @@ -159,8 +71,6 @@ if CONFIG["TARGET_CPU"] == "mips32":
  
  if CONFIG["TARGET_CPU"] == "mips64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 -
      UNIFIED_SOURCES += [
          "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
      ]
 @@ -171,102 +81,34 @@ if CONFIG["TARGET_CPU"] == "ppc64":
          "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
      ]
  
 -if CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "aarch64":
 +if CONFIG["TARGET_CPU"] == "riscv64":
  
      UNIFIED_SOURCES += [
          "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
      ]
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CFLAGS += [
          "-msse2"
      ]
  
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "riscv64":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
      UNIFIED_SOURCES += [
          "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    CFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
      UNIFIED_SOURCES += [
          "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/common_audio/third_party/spl_sqrt_floor/spl_sqrt_floor.c"
 -    ]
 +    DEFINES["USE_X11"] = "1"
  
  Library("spl_sqrt_floor_gn")
 diff --git third_party/libwebrtc/common_video/common_video_gn/moz.build third_party/libwebrtc/common_video/common_video_gn/moz.build
 index fb64d190c30d..9a932841e6b6 100644
 --- third_party/libwebrtc/common_video/common_video_gn/moz.build
 +++ third_party/libwebrtc/common_video/common_video_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -55,185 +65,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("common_video_gn")
 diff --git third_party/libwebrtc/common_video/frame_counts_gn/moz.build third_party/libwebrtc/common_video/frame_counts_gn/moz.build
 index 08c88c4702cf..9db89bc82aab 100644
 --- third_party/libwebrtc/common_video/frame_counts_gn/moz.build
 +++ third_party/libwebrtc/common_video/frame_counts_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("frame_counts_gn")
 diff --git third_party/libwebrtc/common_video/generic_frame_descriptor/generic_frame_descriptor_gn/moz.build third_party/libwebrtc/common_video/generic_frame_descriptor/generic_frame_descriptor_gn/moz.build
 index b16531fbf8e2..d38bf09f56cb 100644
 --- third_party/libwebrtc/common_video/generic_frame_descriptor/generic_frame_descriptor_gn/moz.build
 +++ third_party/libwebrtc/common_video/generic_frame_descriptor/generic_frame_descriptor_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("generic_frame_descriptor_gn")
 diff --git third_party/libwebrtc/experiments/registered_field_trials_gn/moz.build third_party/libwebrtc/experiments/registered_field_trials_gn/moz.build
 index 5e1ddc355d5b..eaa9a598140a 100644
 --- third_party/libwebrtc/experiments/registered_field_trials_gn/moz.build
 +++ third_party/libwebrtc/experiments/registered_field_trials_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("registered_field_trials_gn")
 diff --git third_party/libwebrtc/experiments/registered_field_trials_header_gn/moz.build third_party/libwebrtc/experiments/registered_field_trials_header_gn/moz.build
 index 6c29dea76a50..3ae54a950c46 100644
 --- third_party/libwebrtc/experiments/registered_field_trials_header_gn/moz.build
 +++ third_party/libwebrtc/experiments/registered_field_trials_header_gn/moz.build
 @@ -31,9 +31,4 @@ LOCAL_INCLUDES += [
      "/tools/profiler/public"
  ]
  
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["UNICODE"] = True
 -    DEFINES["_UNICODE"] = True
 -
  Library("registered_field_trials_header_gn")
 diff --git third_party/libwebrtc/logging/rtc_event_audio_gn/moz.build third_party/libwebrtc/logging/rtc_event_audio_gn/moz.build
 index bf124013de2a..458504cb1a8a 100644
 --- third_party/libwebrtc/logging/rtc_event_audio_gn/moz.build
 +++ third_party/libwebrtc/logging/rtc_event_audio_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -47,185 +57,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtc_event_audio_gn")
 diff --git third_party/libwebrtc/logging/rtc_event_bwe_gn/moz.build third_party/libwebrtc/logging/rtc_event_bwe_gn/moz.build
 index c7c2a5f88033..05a45c19eaba 100644
 --- third_party/libwebrtc/logging/rtc_event_bwe_gn/moz.build
 +++ third_party/libwebrtc/logging/rtc_event_bwe_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -48,185 +58,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtc_event_bwe_gn")
 diff --git third_party/libwebrtc/logging/rtc_event_field_gn/moz.build third_party/libwebrtc/logging/rtc_event_field_gn/moz.build
 index 630358f34942..84d1261d676d 100644
 --- third_party/libwebrtc/logging/rtc_event_field_gn/moz.build
 +++ third_party/libwebrtc/logging/rtc_event_field_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -46,185 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtc_event_field_gn")
 diff --git third_party/libwebrtc/logging/rtc_event_log_parse_status_gn/moz.build third_party/libwebrtc/logging/rtc_event_log_parse_status_gn/moz.build
 index 46e013a0d4d4..35119b6eae57 100644
 --- third_party/libwebrtc/logging/rtc_event_log_parse_status_gn/moz.build
 +++ third_party/libwebrtc/logging/rtc_event_log_parse_status_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("rtc_event_log_parse_status_gn")
 diff --git third_party/libwebrtc/logging/rtc_event_number_encodings_gn/moz.build third_party/libwebrtc/logging/rtc_event_number_encodings_gn/moz.build
 index 4c491af3963c..aa2e0940ea0a 100644
 --- third_party/libwebrtc/logging/rtc_event_number_encodings_gn/moz.build
 +++ third_party/libwebrtc/logging/rtc_event_number_encodings_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,178 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtc_event_number_encodings_gn")
 diff --git third_party/libwebrtc/logging/rtc_event_pacing_gn/moz.build third_party/libwebrtc/logging/rtc_event_pacing_gn/moz.build
 index aec4465f8ac3..90a07fc5ca25 100644
 --- third_party/libwebrtc/logging/rtc_event_pacing_gn/moz.build
 +++ third_party/libwebrtc/logging/rtc_event_pacing_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtc_event_pacing_gn")
 diff --git third_party/libwebrtc/logging/rtc_event_rtp_rtcp_gn/moz.build third_party/libwebrtc/logging/rtc_event_rtp_rtcp_gn/moz.build
 index 3edc922b8f08..828a59406490 100644
 --- third_party/libwebrtc/logging/rtc_event_rtp_rtcp_gn/moz.build
 +++ third_party/libwebrtc/logging/rtc_event_rtp_rtcp_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -46,189 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtc_event_rtp_rtcp_gn")
 diff --git third_party/libwebrtc/logging/rtc_event_video_gn/moz.build third_party/libwebrtc/logging/rtc_event_video_gn/moz.build
 index 616e73dcf5ec..b0b40454f315 100644
 --- third_party/libwebrtc/logging/rtc_event_video_gn/moz.build
 +++ third_party/libwebrtc/logging/rtc_event_video_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,185 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtc_event_video_gn")
 diff --git third_party/libwebrtc/logging/rtc_stream_config_gn/moz.build third_party/libwebrtc/logging/rtc_stream_config_gn/moz.build
 index 6fd95dde97d0..bf513371f32d 100644
 --- third_party/libwebrtc/logging/rtc_stream_config_gn/moz.build
 +++ third_party/libwebrtc/logging/rtc_stream_config_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtc_stream_config_gn")
 diff --git third_party/libwebrtc/media/adapted_video_track_source_gn/moz.build third_party/libwebrtc/media/adapted_video_track_source_gn/moz.build
 index 1cb4f853abba..bbf25c8397df 100644
 --- third_party/libwebrtc/media/adapted_video_track_source_gn/moz.build
 +++ third_party/libwebrtc/media/adapted_video_track_source_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,118 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -160,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("adapted_video_track_source_gn")
 diff --git third_party/libwebrtc/media/codec_gn/moz.build third_party/libwebrtc/media/codec_gn/moz.build
 index cf10ada0cf66..a2e116825f9e 100644
 --- third_party/libwebrtc/media/codec_gn/moz.build
 +++ third_party/libwebrtc/media/codec_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("codec_gn")
 diff --git third_party/libwebrtc/media/media_channel_gn/moz.build third_party/libwebrtc/media/media_channel_gn/moz.build
 index fc0c50aa726b..65afa6523e40 100644
 --- third_party/libwebrtc/media/media_channel_gn/moz.build
 +++ third_party/libwebrtc/media/media_channel_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,123 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -165,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("media_channel_gn")
 diff --git third_party/libwebrtc/media/media_channel_impl_gn/moz.build third_party/libwebrtc/media/media_channel_impl_gn/moz.build
 index b7db93813a60..02018a9118e9 100644
 --- third_party/libwebrtc/media/media_channel_impl_gn/moz.build
 +++ third_party/libwebrtc/media/media_channel_impl_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("media_channel_impl_gn")
 diff --git third_party/libwebrtc/media/media_constants_gn/moz.build third_party/libwebrtc/media/media_constants_gn/moz.build
 index fb7440ec4a07..8b99c9931019 100644
 --- third_party/libwebrtc/media/media_constants_gn/moz.build
 +++ third_party/libwebrtc/media/media_constants_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,174 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("media_constants_gn")
 diff --git third_party/libwebrtc/media/rid_description_gn/moz.build third_party/libwebrtc/media/rid_description_gn/moz.build
 index 22f56f08a780..b9d567d474ee 100644
 --- third_party/libwebrtc/media/rid_description_gn/moz.build
 +++ third_party/libwebrtc/media/rid_description_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("rid_description_gn")
 diff --git third_party/libwebrtc/media/rtc_media_base_gn/moz.build third_party/libwebrtc/media/rtc_media_base_gn/moz.build
 index eb9cb4e29d04..d886ebdf06fa 100644
 --- third_party/libwebrtc/media/rtc_media_base_gn/moz.build
 +++ third_party/libwebrtc/media/rtc_media_base_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,123 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -165,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("rtc_media_base_gn")
 diff --git third_party/libwebrtc/media/rtc_media_config_gn/moz.build third_party/libwebrtc/media/rtc_media_config_gn/moz.build
 index 4b6ba11d7681..f8b511ad7260 100644
 --- third_party/libwebrtc/media/rtc_media_config_gn/moz.build
 +++ third_party/libwebrtc/media/rtc_media_config_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("rtc_media_config_gn")
 diff --git third_party/libwebrtc/media/rtc_sdp_video_format_utils_gn/moz.build third_party/libwebrtc/media/rtc_sdp_video_format_utils_gn/moz.build
 index 10b08d64fbe2..68edc3038e9b 100644
 --- third_party/libwebrtc/media/rtc_sdp_video_format_utils_gn/moz.build
 +++ third_party/libwebrtc/media/rtc_sdp_video_format_utils_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtc_sdp_video_format_utils_gn")
 diff --git third_party/libwebrtc/media/rtc_simulcast_encoder_adapter_gn/moz.build third_party/libwebrtc/media/rtc_simulcast_encoder_adapter_gn/moz.build
 index 1929dd6e9399..285c3d71156e 100644
 --- third_party/libwebrtc/media/rtc_simulcast_encoder_adapter_gn/moz.build
 +++ third_party/libwebrtc/media/rtc_simulcast_encoder_adapter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtc_simulcast_encoder_adapter_gn")
 diff --git third_party/libwebrtc/media/rtp_utils_gn/moz.build third_party/libwebrtc/media/rtp_utils_gn/moz.build
 index 22b3cc9d6461..c7e26cb4b401 100644
 --- third_party/libwebrtc/media/rtp_utils_gn/moz.build
 +++ third_party/libwebrtc/media/rtp_utils_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("rtp_utils_gn")
 diff --git third_party/libwebrtc/media/stream_params_gn/moz.build third_party/libwebrtc/media/stream_params_gn/moz.build
 index 67ed8e9a461d..7cd0a0f85eea 100644
 --- third_party/libwebrtc/media/stream_params_gn/moz.build
 +++ third_party/libwebrtc/media/stream_params_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("stream_params_gn")
 diff --git third_party/libwebrtc/media/video_adapter_gn/moz.build third_party/libwebrtc/media/video_adapter_gn/moz.build
 index 1ce6badaf84c..87e2c14c5774 100644
 --- third_party/libwebrtc/media/video_adapter_gn/moz.build
 +++ third_party/libwebrtc/media/video_adapter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_adapter_gn")
 diff --git third_party/libwebrtc/media/video_broadcaster_gn/moz.build third_party/libwebrtc/media/video_broadcaster_gn/moz.build
 index c1ebd4508d5a..851aace5f42c 100644
 --- third_party/libwebrtc/media/video_broadcaster_gn/moz.build
 +++ third_party/libwebrtc/media/video_broadcaster_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_broadcaster_gn")
 diff --git third_party/libwebrtc/media/video_common_gn/moz.build third_party/libwebrtc/media/video_common_gn/moz.build
 index b99fdbd29446..568207bcf3e4 100644
 --- third_party/libwebrtc/media/video_common_gn/moz.build
 +++ third_party/libwebrtc/media/video_common_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_common_gn")
 diff --git third_party/libwebrtc/media/video_source_base_gn/moz.build third_party/libwebrtc/media/video_source_base_gn/moz.build
 index b74ce609e95f..48c6de6f6cd5 100644
 --- third_party/libwebrtc/media/video_source_base_gn/moz.build
 +++ third_party/libwebrtc/media/video_source_base_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_source_base_gn")
 diff --git third_party/libwebrtc/modules/async_audio_processing/async_audio_processing_gn/moz.build third_party/libwebrtc/modules/async_audio_processing/async_audio_processing_gn/moz.build
 index 495a5d8cac13..cbf73a5b937e 100644
 --- third_party/libwebrtc/modules/async_audio_processing/async_audio_processing_gn/moz.build
 +++ third_party/libwebrtc/modules/async_audio_processing/async_audio_processing_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("async_audio_processing_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/audio_coding_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_coding_gn/moz.build
 index 995b2a2a3b31..867012af59fb 100644
 --- third_party/libwebrtc/modules/audio_coding/audio_coding_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/audio_coding_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -47,189 +57,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_coding_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/audio_coding_module_typedefs_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_coding_module_typedefs_gn/moz.build
 index 470578709e2f..94099348743b 100644
 --- third_party/libwebrtc/modules/audio_coding/audio_coding_module_typedefs_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/audio_coding_module_typedefs_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("audio_coding_module_typedefs_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/audio_coding_opus_common_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_coding_opus_common_gn/moz.build
 index e484426fd2ab..197384a642be 100644
 --- third_party/libwebrtc/modules/audio_coding/audio_coding_opus_common_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/audio_coding_opus_common_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_coding_opus_common_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/audio_encoder_cng_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_encoder_cng_gn/moz.build
 index 1e7e932b55da..016f8f1e2439 100644
 --- third_party/libwebrtc/modules/audio_coding/audio_encoder_cng_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/audio_encoder_cng_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_encoder_cng_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_config_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_config_gn/moz.build
 index 92221fcca1a0..2fafe9504826 100644
 --- third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_config_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_config_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,174 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_network_adaptor_config_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_gn/moz.build third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_gn/moz.build
 index cb6c943d7c37..7505b52d141f 100644
 --- third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/audio_network_adaptor_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -53,189 +63,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_network_adaptor_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/default_neteq_factory_gn/moz.build third_party/libwebrtc/modules/audio_coding/default_neteq_factory_gn/moz.build
 index a0d24b9a5d28..48d685b4f5f3 100644
 --- third_party/libwebrtc/modules/audio_coding/default_neteq_factory_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/default_neteq_factory_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("default_neteq_factory_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/g711_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/g711_c_gn/moz.build
 index dcf3567d5c55..d969b721268a 100644
 --- third_party/libwebrtc/modules/audio_coding/g711_c_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/g711_c_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,174 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("g711_c_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/g711_gn/moz.build third_party/libwebrtc/modules/audio_coding/g711_gn/moz.build
 index b6962f1786ab..c37ec8d1a4f3 100644
 --- third_party/libwebrtc/modules/audio_coding/g711_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/g711_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,185 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("g711_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/g722_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/g722_c_gn/moz.build
 index 99188c0a5833..502a17cd0e34 100644
 --- third_party/libwebrtc/modules/audio_coding/g722_c_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/g722_c_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,174 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("g722_c_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/g722_gn/moz.build third_party/libwebrtc/modules/audio_coding/g722_gn/moz.build
 index 56ac627776c9..a936eb41a9a1 100644
 --- third_party/libwebrtc/modules/audio_coding/g722_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/g722_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,185 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("g722_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/ilbc_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/ilbc_c_gn/moz.build
 index 9c374405df33..6e2fd6beb0d5 100644
 --- third_party/libwebrtc/modules/audio_coding/ilbc_c_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/ilbc_c_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -111,189 +121,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("ilbc_c_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/ilbc_gn/moz.build third_party/libwebrtc/modules/audio_coding/ilbc_gn/moz.build
 index f3546882a1a3..7700d43a1597 100644
 --- third_party/libwebrtc/modules/audio_coding/ilbc_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/ilbc_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("ilbc_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn/moz.build
 index c0b5ae4a7a4c..214b9d2bed65 100644
 --- third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/isac_bwinfo_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("isac_bwinfo_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/isac_vad_gn/moz.build third_party/libwebrtc/modules/audio_coding/isac_vad_gn/moz.build
 index 15040244a118..72275c755c49 100644
 --- third_party/libwebrtc/modules/audio_coding/isac_vad_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/isac_vad_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -46,174 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("isac_vad_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn/moz.build third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn/moz.build
 index c03333a31981..ddbb058ccb47 100644
 --- third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/legacy_encoded_audio_frame_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("legacy_encoded_audio_frame_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/neteq_gn/moz.build third_party/libwebrtc/modules/audio_coding/neteq_gn/moz.build
 index a017d70518e7..63842535376f 100644
 --- third_party/libwebrtc/modules/audio_coding/neteq_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/neteq_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -77,189 +87,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("neteq_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/pcm16b_c_gn/moz.build third_party/libwebrtc/modules/audio_coding/pcm16b_c_gn/moz.build
 index 1e7a8e8f6560..3763b892f8c5 100644
 --- third_party/libwebrtc/modules/audio_coding/pcm16b_c_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/pcm16b_c_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,174 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("pcm16b_c_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/pcm16b_gn/moz.build third_party/libwebrtc/modules/audio_coding/pcm16b_gn/moz.build
 index 2a2a2542335b..f79075092c57 100644
 --- third_party/libwebrtc/modules/audio_coding/pcm16b_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/pcm16b_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,185 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("pcm16b_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/red_gn/moz.build third_party/libwebrtc/modules/audio_coding/red_gn/moz.build
 index 02ef2ce08e9c..9e46d6913b16 100644
 --- third_party/libwebrtc/modules/audio_coding/red_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/red_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("red_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/webrtc_cng_gn/moz.build third_party/libwebrtc/modules/audio_coding/webrtc_cng_gn/moz.build
 index 02f3bf49e1c1..2302a1064808 100644
 --- third_party/libwebrtc/modules/audio_coding/webrtc_cng_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/webrtc_cng_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("webrtc_cng_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/webrtc_multiopus_gn/moz.build third_party/libwebrtc/modules/audio_coding/webrtc_multiopus_gn/moz.build
 index 9665cd22c68e..010763da2910 100644
 --- third_party/libwebrtc/modules/audio_coding/webrtc_multiopus_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/webrtc_multiopus_gn/moz.build
 @@ -12,14 +12,24 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
  DEFINES["WEBRTC_CODEC_ILBC"] = True
  DEFINES["WEBRTC_CODEC_OPUS"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
  DEFINES["WEBRTC_OPUS_SUPPORT_120MS_PTIME"] = "1"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -48,185 +58,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("webrtc_multiopus_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/webrtc_opus_gn/moz.build third_party/libwebrtc/modules/audio_coding/webrtc_opus_gn/moz.build
 index 2d219b5cc091..9409b7e3fdee 100644
 --- third_party/libwebrtc/modules/audio_coding/webrtc_opus_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/webrtc_opus_gn/moz.build
 @@ -12,14 +12,24 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
  DEFINES["WEBRTC_CODEC_ILBC"] = True
  DEFINES["WEBRTC_CODEC_OPUS"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
  DEFINES["WEBRTC_OPUS_SUPPORT_120MS_PTIME"] = "1"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -48,189 +58,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("webrtc_opus_gn")
 diff --git third_party/libwebrtc/modules/audio_coding/webrtc_opus_wrapper_gn/moz.build third_party/libwebrtc/modules/audio_coding/webrtc_opus_wrapper_gn/moz.build
 index 4c1faef88198..b2e255ce3d6e 100644
 --- third_party/libwebrtc/modules/audio_coding/webrtc_opus_wrapper_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_coding/webrtc_opus_wrapper_gn/moz.build
 @@ -12,14 +12,24 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
  DEFINES["WEBRTC_CODEC_ILBC"] = True
  DEFINES["WEBRTC_CODEC_OPUS"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
  DEFINES["WEBRTC_OPUS_SUPPORT_120MS_PTIME"] = "1"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -47,185 +57,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("webrtc_opus_wrapper_gn")
 diff --git third_party/libwebrtc/modules/audio_device/audio_device_gn/moz.build third_party/libwebrtc/modules/audio_device/audio_device_gn/moz.build
 index acd3896de105..f0da29e5d200 100644
 --- third_party/libwebrtc/modules/audio_device/audio_device_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_device/audio_device_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("audio_device_gn")
 diff --git third_party/libwebrtc/modules/audio_mixer/audio_frame_manipulator_gn/moz.build third_party/libwebrtc/modules/audio_mixer/audio_frame_manipulator_gn/moz.build
 index 24bd59bd5356..67fb1a20b25e 100644
 --- third_party/libwebrtc/modules/audio_mixer/audio_frame_manipulator_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_mixer/audio_frame_manipulator_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_frame_manipulator_gn")
 diff --git third_party/libwebrtc/modules/audio_mixer/audio_mixer_impl_gn/moz.build third_party/libwebrtc/modules/audio_mixer/audio_mixer_impl_gn/moz.build
 index c32088c064a8..7bf6880e3e0f 100644
 --- third_party/libwebrtc/modules/audio_mixer/audio_mixer_impl_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_mixer/audio_mixer_impl_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -46,189 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_mixer_impl_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_erl_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_erl_gn/moz.build
 index f994d264fc0d..0c5c8a020d6e 100644
 --- third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_erl_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_erl_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("adaptive_fir_filter_erl_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_gn/moz.build
 index bfab3391fd95..91c95c95d416 100644
 --- third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/aec3/adaptive_fir_filter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,122 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -164,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("adaptive_fir_filter_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn/moz.build
 index b8c459326a74..3b08188a5f58 100644
 --- third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn/moz.build
 @@ -17,13 +17,23 @@ CXXFLAGS += [
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
  DEFINES["WEBRTC_ENABLE_AVX2"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -54,137 +64,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +    DEFINES["USE_X11"] = "1"
  
  Library("aec3_avx2_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/aec3/aec3_common_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/aec3_common_gn/moz.build
 index 8c8af7ad0246..a706c74c28dd 100644
 --- third_party/libwebrtc/modules/audio_processing/aec3/aec3_common_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/aec3/aec3_common_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("aec3_common_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/aec3/aec3_fft_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/aec3_fft_gn/moz.build
 index f29e37596167..a2b558b015d0 100644
 --- third_party/libwebrtc/modules/audio_processing/aec3/aec3_fft_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/aec3/aec3_fft_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,122 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -164,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("aec3_fft_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/aec3/aec3_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/aec3_gn/moz.build
 index b984c66872a1..d3a048865141 100644
 --- third_party/libwebrtc/modules/audio_processing/aec3/aec3_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/aec3/aec3_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -100,189 +110,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("aec3_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/aec3/fft_data_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/fft_data_gn/moz.build
 index 636d54205ecc..f3c9e69d0679 100644
 --- third_party/libwebrtc/modules/audio_processing/aec3/fft_data_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/aec3/fft_data_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("fft_data_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/aec3/matched_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/matched_filter_gn/moz.build
 index 0399096915b4..d38d62bb9ca0 100644
 --- third_party/libwebrtc/modules/audio_processing/aec3/matched_filter_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/aec3/matched_filter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("matched_filter_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/aec3/render_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/render_buffer_gn/moz.build
 index 52ec8e5f7dfc..de62aae422cb 100644
 --- third_party/libwebrtc/modules/audio_processing/aec3/render_buffer_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/aec3/render_buffer_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("render_buffer_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/aec3/vector_math_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec3/vector_math_gn/moz.build
 index 712a4c357172..5c642468adb2 100644
 --- third_party/libwebrtc/modules/audio_processing/aec3/vector_math_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/aec3/vector_math_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("vector_math_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/aec_dump/aec_dump_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec_dump/aec_dump_gn/moz.build
 index 198f71db4371..3a94c3362f81 100644
 --- third_party/libwebrtc/modules/audio_processing/aec_dump/aec_dump_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/aec_dump/aec_dump_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,118 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -160,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("aec_dump_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/aec_dump/null_aec_dump_factory_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec_dump/null_aec_dump_factory_gn/moz.build
 index ad723168abdc..97e0d9709187 100644
 --- third_party/libwebrtc/modules/audio_processing/aec_dump/null_aec_dump_factory_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/aec_dump/null_aec_dump_factory_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("null_aec_dump_factory_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/aec_dump_interface_gn/moz.build third_party/libwebrtc/modules/audio_processing/aec_dump_interface_gn/moz.build
 index ef89571beeca..8ae46e8c3f1e 100644
 --- third_party/libwebrtc/modules/audio_processing/aec_dump_interface_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/aec_dump_interface_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("aec_dump_interface_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_gn/moz.build third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_gn/moz.build
 index fc1a743ada41..575c93715eed 100644
 --- third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,117 +54,7 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -    SOURCES += [
 -        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    SOURCES += [
 -        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    SOURCES += [
 -        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 -
 -    SOURCES += [
 -        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
 @@ -162,20 +62,7 @@ if CONFIG["TARGET_CPU"] == "aarch64":
      DEFINES["WEBRTC_HAS_NEON"] = True
  
      SOURCES += [
 -        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_neon.cc"
 -    ]
 -
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -    SOURCES += [
 +        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc",
          "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_neon.cc"
      ]
  
 @@ -183,7 +70,6 @@ if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
      SOURCES += [
          "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_mips.cc"
 @@ -191,8 +77,6 @@ if CONFIG["TARGET_CPU"] == "mips32":
  
  if CONFIG["TARGET_CPU"] == "mips64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 -
      SOURCES += [
          "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
      ]
 @@ -203,90 +87,34 @@ if CONFIG["TARGET_CPU"] == "ppc64":
          "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
      ]
  
 -if CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -    SOURCES += [
 -        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -    SOURCES += [
 -        "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "riscv64":
 +if CONFIG["TARGET_CPU"] == "riscv64":
  
      SOURCES += [
          "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CXXFLAGS += [
          "-msse2"
      ]
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
      SOURCES += [
          "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
      SOURCES += [
          "/third_party/libwebrtc/modules/audio_processing/aecm/aecm_core_c.cc"
      ]
  
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
 +
 +    DEFINES["USE_X11"] = "1"
 +
  Library("aecm_core_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc/agc_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/agc_gn/moz.build
 index c365d8251091..69cf5b32c800 100644
 --- third_party/libwebrtc/modules/audio_processing/agc/agc_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc/agc_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("agc_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc/gain_control_interface_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/gain_control_interface_gn/moz.build
 index 7f018adae5f0..c9930a29880f 100644
 --- third_party/libwebrtc/modules/audio_processing/agc/gain_control_interface_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc/gain_control_interface_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("gain_control_interface_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc/legacy_agc_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/legacy_agc_gn/moz.build
 index d129ca31f30f..9e5843ca9d55 100644
 --- third_party/libwebrtc/modules/audio_processing/agc/legacy_agc_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc/legacy_agc_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("legacy_agc_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc/level_estimation_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc/level_estimation_gn/moz.build
 index 1b5ce0bb9058..94838195a243 100644
 --- third_party/libwebrtc/modules/audio_processing/agc/level_estimation_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc/level_estimation_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,189 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("level_estimation_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/adaptive_digital_gain_controller_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/adaptive_digital_gain_controller_gn/moz.build
 index 301502022710..9d3e621ef2c1 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/adaptive_digital_gain_controller_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/adaptive_digital_gain_controller_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("adaptive_digital_gain_controller_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/biquad_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/biquad_filter_gn/moz.build
 index fe132f5f694c..35f0c449d032 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/biquad_filter_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/biquad_filter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("biquad_filter_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/clipping_predictor_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/clipping_predictor_gn/moz.build
 index ae1541ded6d8..9e7828c0e215 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/clipping_predictor_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/clipping_predictor_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("clipping_predictor_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/common_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/common_gn/moz.build
 index 64f1d62c2def..057a01c35050 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/common_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/common_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("common_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/cpu_features_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/cpu_features_gn/moz.build
 index bc5907abea35..4ddef798f043 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/cpu_features_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/cpu_features_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("cpu_features_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/fixed_digital_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/fixed_digital_gn/moz.build
 index ed716566a46d..b746c1697b38 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/fixed_digital_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/fixed_digital_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -46,189 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("fixed_digital_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/gain_applier_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/gain_applier_gn/moz.build
 index 3f2132cc91d8..d80bca19c048 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/gain_applier_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/gain_applier_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("gain_applier_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/gain_map_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/gain_map_gn/moz.build
 index 9736df45221e..1b5b649273c9 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/gain_map_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/gain_map_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("gain_map_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/input_volume_controller_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/input_volume_controller_gn/moz.build
 index cd4bf219463d..b3d639b758c3 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/input_volume_controller_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/input_volume_controller_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,189 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("input_volume_controller_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/input_volume_stats_reporter_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/input_volume_stats_reporter_gn/moz.build
 index 59a271492490..d57ecd1e8c07 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/input_volume_stats_reporter_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/input_volume_stats_reporter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("input_volume_stats_reporter_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/noise_level_estimator_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/noise_level_estimator_gn/moz.build
 index bce906f682e9..4fb8352cdf6d 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/noise_level_estimator_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/noise_level_estimator_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("noise_level_estimator_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_auto_correlation_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_auto_correlation_gn/moz.build
 index 06d77c98fdb8..eacf88cb2c77 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_auto_correlation_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_auto_correlation_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rnn_vad_auto_correlation_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_common_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_common_gn/moz.build
 index 9c27c5284f73..4a2e5ece584d 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_common_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_common_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,122 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -164,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("rnn_vad_common_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_gn/moz.build
 index c06de8a64d6b..5a79d30a9da3 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rnn_vad_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_layers_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_layers_gn/moz.build
 index 68a10c5f8ca5..c905cd958ae1 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_layers_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_layers_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rnn_vad_layers_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_lp_residual_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_lp_residual_gn/moz.build
 index 8d629f368af1..79d839518c86 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_lp_residual_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_lp_residual_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rnn_vad_lp_residual_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_pitch_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_pitch_gn/moz.build
 index 89a8148e73b2..989a69261a88 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_pitch_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_pitch_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rnn_vad_pitch_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_ring_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_ring_buffer_gn/moz.build
 index a650860e3ed1..d64690a99e7e 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_ring_buffer_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_ring_buffer_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("rnn_vad_ring_buffer_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_sequence_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_sequence_buffer_gn/moz.build
 index 33988b17e143..790be6232bb6 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_sequence_buffer_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_sequence_buffer_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("rnn_vad_sequence_buffer_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_spectral_features_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_spectral_features_gn/moz.build
 index 1e27faa5870d..a3b90470369b 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_spectral_features_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_spectral_features_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rnn_vad_spectral_features_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_symmetric_matrix_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_symmetric_matrix_buffer_gn/moz.build
 index 6ffad4636659..ecf6e2b21491 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_symmetric_matrix_buffer_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/rnn_vad_symmetric_matrix_buffer_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("rnn_vad_symmetric_matrix_buffer_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn/moz.build
 index 38fbb48de3fe..3c36b3d1087c 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn/moz.build
 @@ -17,12 +17,22 @@ CXXFLAGS += [
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
  DEFINES["WEBRTC_ENABLE_AVX2"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -49,137 +59,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +    DEFINES["USE_X11"] = "1"
  
  Library("vector_math_avx2_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_gn/moz.build
 index d3bb22b9a525..5c642468adb2 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,122 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -164,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("vector_math_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/saturation_protector_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/saturation_protector_gn/moz.build
 index 271c46c540d7..aebdf4b8ac28 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/saturation_protector_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/saturation_protector_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,189 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("saturation_protector_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/speech_level_estimator_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/speech_level_estimator_gn/moz.build
 index cfb4bb80840a..da5dfc59ec93 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/speech_level_estimator_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/speech_level_estimator_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("speech_level_estimator_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/agc2/vad_wrapper_gn/moz.build third_party/libwebrtc/modules/audio_processing/agc2/vad_wrapper_gn/moz.build
 index 00e3216b4597..8f4f2eb9cd09 100644
 --- third_party/libwebrtc/modules/audio_processing/agc2/vad_wrapper_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/agc2/vad_wrapper_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("vad_wrapper_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/api_gn/moz.build third_party/libwebrtc/modules/audio_processing/api_gn/moz.build
 index e0d5597d5605..73327af215a3 100644
 --- third_party/libwebrtc/modules/audio_processing/api_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("api_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/apm_logging_gn/moz.build third_party/libwebrtc/modules/audio_processing/apm_logging_gn/moz.build
 index 9b5e11e947d9..1bd5feb70d36 100644
 --- third_party/libwebrtc/modules/audio_processing/apm_logging_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/apm_logging_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("apm_logging_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/audio_buffer_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_buffer_gn/moz.build
 index 986ecc61c766..3d9e6a75e276 100644
 --- third_party/libwebrtc/modules/audio_processing/audio_buffer_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/audio_buffer_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -46,189 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_buffer_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/audio_frame_proxies_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_frame_proxies_gn/moz.build
 index 894361b57458..c605bd008d4e 100644
 --- third_party/libwebrtc/modules/audio_processing/audio_frame_proxies_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/audio_frame_proxies_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_frame_proxies_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/audio_frame_view_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_frame_view_gn/moz.build
 index 7a283f1e109a..e9b1dc9e853e 100644
 --- third_party/libwebrtc/modules/audio_processing/audio_frame_view_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/audio_frame_view_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("audio_frame_view_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/audio_processing_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_processing_gn/moz.build
 index 4acaa7f014eb..66c1eab00fc1 100644
 --- third_party/libwebrtc/modules/audio_processing/audio_processing_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/audio_processing_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -50,189 +60,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_processing_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/audio_processing_statistics_gn/moz.build third_party/libwebrtc/modules/audio_processing/audio_processing_statistics_gn/moz.build
 index 4f36694047af..1fac698b31d9 100644
 --- third_party/libwebrtc/modules/audio_processing/audio_processing_statistics_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/audio_processing_statistics_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,174 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_processing_statistics_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/capture_levels_adjuster/capture_levels_adjuster_gn/moz.build third_party/libwebrtc/modules/audio_processing/capture_levels_adjuster/capture_levels_adjuster_gn/moz.build
 index ba0901058580..d8273687ada4 100644
 --- third_party/libwebrtc/modules/audio_processing/capture_levels_adjuster/capture_levels_adjuster_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/capture_levels_adjuster/capture_levels_adjuster_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("capture_levels_adjuster_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/gain_controller2_gn/moz.build third_party/libwebrtc/modules/audio_processing/gain_controller2_gn/moz.build
 index 2fd9b99a64df..62d3f34fa3be 100644
 --- third_party/libwebrtc/modules/audio_processing/gain_controller2_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/gain_controller2_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("gain_controller2_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/high_pass_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/high_pass_filter_gn/moz.build
 index 09d5dc988247..ce4fc0c9b48a 100644
 --- third_party/libwebrtc/modules/audio_processing/high_pass_filter_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/high_pass_filter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("high_pass_filter_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/ns/ns_gn/moz.build third_party/libwebrtc/modules/audio_processing/ns/ns_gn/moz.build
 index 93c673ef1703..87ffa3a5cf65 100644
 --- third_party/libwebrtc/modules/audio_processing/ns/ns_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/ns/ns_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -56,189 +66,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("ns_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/optionally_built_submodule_creators_gn/moz.build third_party/libwebrtc/modules/audio_processing/optionally_built_submodule_creators_gn/moz.build
 index 0af06a9c3544..8e0e151a81c8 100644
 --- third_party/libwebrtc/modules/audio_processing/optionally_built_submodule_creators_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/optionally_built_submodule_creators_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("optionally_built_submodule_creators_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/rms_level_gn/moz.build third_party/libwebrtc/modules/audio_processing/rms_level_gn/moz.build
 index 8b21dc34fd6c..3a7dc84732d1 100644
 --- third_party/libwebrtc/modules/audio_processing/rms_level_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/rms_level_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rms_level_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_api_gn/moz.build third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_api_gn/moz.build
 index f3ccbefcdb8e..53e064f05b08 100644
 --- third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_api_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("transient_suppressor_api_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_impl_gn/moz.build third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_impl_gn/moz.build
 index 0ec5dcb6c535..b42e3cf6c30e 100644
 --- third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_impl_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/transient/transient_suppressor_impl_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -47,189 +57,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("transient_suppressor_impl_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/transient/voice_probability_delay_unit_gn/moz.build third_party/libwebrtc/modules/audio_processing/transient/voice_probability_delay_unit_gn/moz.build
 index 50a6a9d55ce5..418e3f81e786 100644
 --- third_party/libwebrtc/modules/audio_processing/transient/voice_probability_delay_unit_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/transient/voice_probability_delay_unit_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("voice_probability_delay_unit_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/utility/cascaded_biquad_filter_gn/moz.build third_party/libwebrtc/modules/audio_processing/utility/cascaded_biquad_filter_gn/moz.build
 index f1b3493b7a96..93278d71202e 100644
 --- third_party/libwebrtc/modules/audio_processing/utility/cascaded_biquad_filter_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/utility/cascaded_biquad_filter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("cascaded_biquad_filter_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/utility/legacy_delay_estimator_gn/moz.build third_party/libwebrtc/modules/audio_processing/utility/legacy_delay_estimator_gn/moz.build
 index 12b385e2e905..fc6f3d337810 100644
 --- third_party/libwebrtc/modules/audio_processing/utility/legacy_delay_estimator_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/utility/legacy_delay_estimator_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,178 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("legacy_delay_estimator_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/utility/pffft_wrapper_gn/moz.build third_party/libwebrtc/modules/audio_processing/utility/pffft_wrapper_gn/moz.build
 index f1e1bc555af4..7ef8884828c3 100644
 --- third_party/libwebrtc/modules/audio_processing/utility/pffft_wrapper_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/utility/pffft_wrapper_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("pffft_wrapper_gn")
 diff --git third_party/libwebrtc/modules/audio_processing/vad/vad_gn/moz.build third_party/libwebrtc/modules/audio_processing/vad/vad_gn/moz.build
 index 4794a478e8a0..8cf74ef26590 100644
 --- third_party/libwebrtc/modules/audio_processing/vad/vad_gn/moz.build
 +++ third_party/libwebrtc/modules/audio_processing/vad/vad_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -50,189 +60,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("vad_gn")
 diff --git third_party/libwebrtc/modules/congestion_controller/congestion_controller_gn/moz.build third_party/libwebrtc/modules/congestion_controller/congestion_controller_gn/moz.build
 index 59d06c939618..1fda98e1fc3f 100644
 --- third_party/libwebrtc/modules/congestion_controller/congestion_controller_gn/moz.build
 +++ third_party/libwebrtc/modules/congestion_controller/congestion_controller_gn/moz.build
 @@ -13,11 +13,21 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,190 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("congestion_controller_gn")
 diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/alr_detector_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/alr_detector_gn/moz.build
 index 2a3d216e40c0..099616509cba 100644
 --- third_party/libwebrtc/modules/congestion_controller/goog_cc/alr_detector_gn/moz.build
 +++ third_party/libwebrtc/modules/congestion_controller/goog_cc/alr_detector_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("alr_detector_gn")
 diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/delay_based_bwe_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/delay_based_bwe_gn/moz.build
 index b138b59fc656..7e2398647c6a 100644
 --- third_party/libwebrtc/modules/congestion_controller/goog_cc/delay_based_bwe_gn/moz.build
 +++ third_party/libwebrtc/modules/congestion_controller/goog_cc/delay_based_bwe_gn/moz.build
 @@ -13,11 +13,21 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,190 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("delay_based_bwe_gn")
 diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/estimators_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/estimators_gn/moz.build
 index 47ee346c89e8..2bd76ccbe13d 100644
 --- third_party/libwebrtc/modules/congestion_controller/goog_cc/estimators_gn/moz.build
 +++ third_party/libwebrtc/modules/congestion_controller/goog_cc/estimators_gn/moz.build
 @@ -13,11 +13,21 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -49,189 +59,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("estimators_gn")
 diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/goog_cc_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/goog_cc_gn/moz.build
 index fa641fccfe18..fc883ee32524 100644
 --- third_party/libwebrtc/modules/congestion_controller/goog_cc/goog_cc_gn/moz.build
 +++ third_party/libwebrtc/modules/congestion_controller/goog_cc/goog_cc_gn/moz.build
 @@ -13,11 +13,21 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,190 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("goog_cc_gn")
 diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/link_capacity_estimator_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/link_capacity_estimator_gn/moz.build
 index d229d732df78..f1c13c16cc7d 100644
 --- third_party/libwebrtc/modules/congestion_controller/goog_cc/link_capacity_estimator_gn/moz.build
 +++ third_party/libwebrtc/modules/congestion_controller/goog_cc/link_capacity_estimator_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("link_capacity_estimator_gn")
 diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v1_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v1_gn/moz.build
 index 8065861f7854..efe50771e696 100644
 --- third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v1_gn/moz.build
 +++ third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v1_gn/moz.build
 @@ -13,11 +13,21 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,185 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("loss_based_bwe_v1_gn")
 diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v2_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v2_gn/moz.build
 index 72c625902ca3..ce9cd35cdad2 100644
 --- third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v2_gn/moz.build
 +++ third_party/libwebrtc/modules/congestion_controller/goog_cc/loss_based_bwe_v2_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("loss_based_bwe_v2_gn")
 diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/probe_controller_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/probe_controller_gn/moz.build
 index cb2bc83d2850..1da5621be1e2 100644
 --- third_party/libwebrtc/modules/congestion_controller/goog_cc/probe_controller_gn/moz.build
 +++ third_party/libwebrtc/modules/congestion_controller/goog_cc/probe_controller_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("probe_controller_gn")
 diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/pushback_controller_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/pushback_controller_gn/moz.build
 index af00c0132302..35073ee314de 100644
 --- third_party/libwebrtc/modules/congestion_controller/goog_cc/pushback_controller_gn/moz.build
 +++ third_party/libwebrtc/modules/congestion_controller/goog_cc/pushback_controller_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("pushback_controller_gn")
 diff --git third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn/moz.build third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn/moz.build
 index 52323451eb32..bbdcd96a5813 100644
 --- third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn/moz.build
 +++ third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn/moz.build
 @@ -13,11 +13,21 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("send_side_bwe_gn")
 diff --git third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn/moz.build third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn/moz.build
 index 9226c07dda23..7ccf74c4df65 100644
 --- third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn/moz.build
 +++ third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("control_handler_gn")
 diff --git third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn/moz.build third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn/moz.build
 index c2b8fead8d15..fb3cad9e95c0 100644
 --- third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn/moz.build
 +++ third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("transport_feedback_gn")
 diff --git third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn/moz.build third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn/moz.build
 index c876f525cb70..577bf75c2d2a 100644
 --- third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn/moz.build
 +++ third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
  DEFINES["WEBRTC_ENABLE_AVX2"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,113 +54,23 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 +    DEFINES["_DEBUG"] = True
  
 -if CONFIG["OS_TARGET"] == "Darwin":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CXXFLAGS += [
 +        "-msse2",
          "-msse2"
      ]
  
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
      CXXFLAGS += [
          "-msse2"
      ]
  
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    CXXFLAGS += [
 -        "-msse2",
 -        "-msse2"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 -
  Library("desktop_capture_differ_sse2_gn")
 diff --git third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn/moz.build third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn/moz.build
 index a4fb8b3162bd..f70faede2fba 100644
 --- third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn/moz.build
 +++ third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn/moz.build
 @@ -14,11 +14,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -70,188 +80,13 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_configuration_monitor.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_frame_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/mac/full_screen_mac_application_handler.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/mac/window_list_utils.cc"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -    SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc"
 -    ]
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["WEBRTC_USE_X11"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "X11",
 -        "Xcomposite",
 -        "Xdamage",
 -        "Xext",
 -        "Xfixes",
 -        "Xrandr",
 -        "Xrender"
 -    ]
 -
 -    SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc"
 -    ]
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "d3d11",
 -        "dwmapi",
 -        "dxgi",
 -        "iphlpapi",
 -        "secur32",
 -        "shcore",
 -        "winmm"
 -    ]
 -
 -    SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/win/screen_capturer_win_gdi.cc"
 -    ]
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/cropping_window_capturer_win.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/desktop_frame_win.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_win.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_win.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/cursor.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/d3d_device.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/desktop.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/desktop_capture_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/display_configuration_monitor.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_adapter_duplicator.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_context.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_duplicator_controller.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_frame.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_output_duplicator.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_texture.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_texture_mapping.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/dxgi_texture_staging.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/full_screen_win_application_handler.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/scoped_thread_desktop.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/screen_capture_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/screen_capturer_win_directx.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/screen_capturer_win_magnifier.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/selected_window_context.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/wgc_capture_session.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/wgc_capture_source.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/wgc_capturer_win.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/wgc_desktop_frame.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/window_capture_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/win/window_capturer_win_gdi.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_win.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/window_finder_win.cc"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
      DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
      LOCAL_INCLUDES += [
          "/gfx/angle/checkout/include/",
 @@ -264,7 +99,8 @@ if CONFIG["TARGET_CPU"] == "arm":
      ]
  
      SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc"
 +        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc"
      ]
  
      UNIFIED_SOURCES += [
 @@ -274,7 +110,9 @@ if CONFIG["TARGET_CPU"] == "arm":
          "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screen_capture_portal_interface.cc",
          "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_portal.cc",
          "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_stream_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc"
 +        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
      ]
  
  if CONFIG["TARGET_CPU"] == "mips32":
 @@ -282,7 +120,6 @@ if CONFIG["TARGET_CPU"] == "mips32":
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
      DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
      LOCAL_INCLUDES += [
          "/gfx/angle/checkout/include/",
 @@ -295,7 +132,8 @@ if CONFIG["TARGET_CPU"] == "mips32":
      ]
  
      SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc"
 +        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc"
      ]
  
      UNIFIED_SOURCES += [
 @@ -305,13 +143,14 @@ if CONFIG["TARGET_CPU"] == "mips32":
          "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screen_capture_portal_interface.cc",
          "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_portal.cc",
          "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_stream_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc"
 +        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
      ]
  
  if CONFIG["TARGET_CPU"] == "mips64":
  
      DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
      LOCAL_INCLUDES += [
          "/gfx/angle/checkout/include/",
 @@ -324,7 +163,8 @@ if CONFIG["TARGET_CPU"] == "mips64":
      ]
  
      SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc"
 +        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc"
      ]
  
      UNIFIED_SOURCES += [
 @@ -334,126 +174,19 @@ if CONFIG["TARGET_CPU"] == "mips64":
          "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screen_capture_portal_interface.cc",
          "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_portal.cc",
          "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_stream_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc"
 -    ]
 -
 -if CONFIG["TARGET_CPU"] == "ppc64":
 -
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_USE_X11"] = True
 -
 -    OS_LIBS += [
 -        "X11",
 -        "Xcomposite",
 -        "Xdamage",
 -        "Xext",
 -        "Xfixes",
 -        "Xrandr",
 -        "Xrender"
 -    ]
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
 +        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
      ]
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -    LOCAL_INCLUDES += [
 -        "/gfx/angle/checkout/include/",
 -        "/third_party/drm/drm/",
 -        "/third_party/drm/drm/include/",
 -        "/third_party/drm/drm/include/libdrm/",
 -        "/third_party/gbm/gbm/",
 -        "/third_party/libepoxy/libepoxy/include/",
 -        "/third_party/pipewire/"
 -    ]
 -
 -    SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc"
 -    ]
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/egl_dmabuf.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/mouse_cursor_monitor_pipewire.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/restore_token_manager.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screen_capture_portal_interface.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_portal.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_stream_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "riscv64":
 -
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_USE_X11"] = True
 -
 -    OS_LIBS += [
 -        "X11",
 -        "Xcomposite",
 -        "Xdamage",
 -        "Xext",
 -        "Xfixes",
 -        "Xrandr",
 -        "Xrender"
 -    ]
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
      DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
      LOCAL_INCLUDES += [
          "/gfx/angle/checkout/include/",
 @@ -466,7 +199,8 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
      ]
  
      SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc"
 +        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc"
      ]
  
      UNIFIED_SOURCES += [
 @@ -476,13 +210,15 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
          "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screen_capture_portal_interface.cc",
          "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_portal.cc",
          "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_stream_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc"
 +        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
      DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
      LOCAL_INCLUDES += [
          "/gfx/angle/checkout/include/",
 @@ -495,7 +231,8 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
      ]
  
      SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc"
 +        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/base_capturer_pipewire.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc"
      ]
  
      UNIFIED_SOURCES += [
 @@ -505,38 +242,12 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
          "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screen_capture_portal_interface.cc",
          "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_portal.cc",
          "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/screencast_stream_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc"
 -    ]
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_USE_X11"] = True
 -
 -    OS_LIBS += [
 -        "X11",
 -        "Xcomposite",
 -        "Xdamage",
 -        "Xext",
 -        "Xfixes",
 -        "Xrandr",
 -        "Xrender"
 -    ]
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
 +        "/third_party/libwebrtc/modules/desktop_capture/linux/wayland/shared_screencast_stream.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
      ]
  
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
      DEFINES["WEBRTC_USE_X11"] = True
 @@ -564,116 +275,42 @@ if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGE
          "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
      ]
  
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_USE_X11"] = True
 -
 -    OS_LIBS += [
 -        "X11",
 -        "Xcomposite",
 -        "Xdamage",
 -        "Xext",
 -        "Xfixes",
 -        "Xrandr",
 -        "Xrender"
 -    ]
 +if not CONFIG["MOZ_X11"] and CONFIG["OS_TARGET"] == "FreeBSD" and CONFIG["TARGET_CPU"] == "ppc64":
  
      UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
 +        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_null.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_null.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_null.cc"
      ]
  
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_USE_X11"] = True
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD" and CONFIG["TARGET_CPU"] == "ppc64":
  
 -    OS_LIBS += [
 -        "X11",
 -        "Xcomposite",
 -        "Xdamage",
 -        "Xext",
 -        "Xfixes",
 -        "Xrandr",
 -        "Xrender"
 +    SOURCES += [
 +        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc"
      ]
  
      UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
 +        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
      ]
  
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_USE_X11"] = True
 -
 -    OS_LIBS += [
 -        "X11",
 -        "Xcomposite",
 -        "Xdamage",
 -        "Xext",
 -        "Xfixes",
 -        "Xrandr",
 -        "Xrender"
 -    ]
 +if not CONFIG["MOZ_X11"] and CONFIG["OS_TARGET"] == "FreeBSD" and CONFIG["TARGET_CPU"] == "riscv64":
  
      UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
 +        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_null.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_null.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_null.cc"
      ]
  
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD" and CONFIG["TARGET_CPU"] == "riscv64":
  
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_USE_X11"] = True
 -
 -    OS_LIBS += [
 -        "X11",
 -        "Xcomposite",
 -        "Xdamage",
 -        "Xext",
 -        "Xfixes",
 -        "Xrandr",
 -        "Xrender"
 +    SOURCES += [
 +        "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_linux.cc"
      ]
  
      UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/mouse_cursor_monitor_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/screen_capturer_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/shared_x_display.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_capturer_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_finder_x11.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/window_list_utils.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_atom_cache.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_error_trap.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_server_pixel_buffer.cc",
 -        "/third_party/libwebrtc/modules/desktop_capture/linux/x11/x_window_property.cc"
 +        "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_linux.cc",
 +        "/third_party/libwebrtc/modules/desktop_capture/window_capturer_linux.cc"
      ]
  
  Library("desktop_capture_gn")
 diff --git third_party/libwebrtc/modules/desktop_capture/desktop_capture_objc_gn/moz.build third_party/libwebrtc/modules/desktop_capture/desktop_capture_objc_gn/moz.build
 deleted file mode 100644
 index 6b5cd9286eb3..000000000000
 --- third_party/libwebrtc/modules/desktop_capture/desktop_capture_objc_gn/moz.build
 +++ /dev/null
 @@ -1,77 +0,0 @@
 -# This Source Code Form is subject to the terms of the Mozilla Public
 -# License, v. 2.0. If a copy of the MPL was not distributed with this
 -# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
 -
 -  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
 -  ### DO NOT edit it by hand.                                       ###
 -
 -CMMFLAGS += [
 -    "-fobjc-arc"
 -]
 -
 -COMPILE_FLAGS["OS_INCLUDES"] = []
 -AllowCompilerWarnings()
 -
 -DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 -DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
 -DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
 -DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_MAC"] = True
 -DEFINES["WEBRTC_MOZILLA_BUILD"] = True
 -DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 -DEFINES["WEBRTC_POSIX"] = True
 -DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 -DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -DEFINES["__STDC_CONSTANT_MACROS"] = True
 -DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -FINAL_LIBRARY = "xul"
 -
 -
 -LOCAL_INCLUDES += [
 -    "!/ipc/ipdl/_ipdlheaders",
 -    "!/third_party/libwebrtc/gen",
 -    "/ipc/chromium/src",
 -    "/third_party/libwebrtc/",
 -    "/third_party/libwebrtc/sdk/objc/",
 -    "/third_party/libwebrtc/sdk/objc/base/",
 -    "/third_party/libwebrtc/third_party/abseil-cpp/",
 -    "/tools/profiler/public"
 -]
 -
 -UNIFIED_SOURCES += [
 -    "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_configuration.mm",
 -    "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_frame_cgimage.mm",
 -    "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_frame_iosurface.mm",
 -    "/third_party/libwebrtc/modules/desktop_capture/mac/desktop_frame_provider.mm",
 -    "/third_party/libwebrtc/modules/desktop_capture/mac/screen_capturer_mac.mm",
 -    "/third_party/libwebrtc/modules/desktop_capture/mouse_cursor_monitor_mac.mm",
 -    "/third_party/libwebrtc/modules/desktop_capture/screen_capturer_darwin.mm",
 -    "/third_party/libwebrtc/modules/desktop_capture/window_capturer_mac.mm",
 -    "/third_party/libwebrtc/modules/desktop_capture/window_finder_mac.mm"
 -]
 -
 -if not CONFIG["MOZ_DEBUG"]:
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
 -    DEFINES["NDEBUG"] = True
 -    DEFINES["NVALGRIND"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1":
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -Library("desktop_capture_objc_gn")
 diff --git third_party/libwebrtc/modules/desktop_capture/primitives_gn/moz.build third_party/libwebrtc/modules/desktop_capture/primitives_gn/moz.build
 index 927926f3e987..a578fb9b17ec 100644
 --- third_party/libwebrtc/modules/desktop_capture/primitives_gn/moz.build
 +++ third_party/libwebrtc/modules/desktop_capture/primitives_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -49,168 +59,31 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "ppc64":
 -
 -    DEFINES["USE_X11"] = "1"
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "riscv64":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["USE_X11"] = "1"
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["USE_X11"] = "1"
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 diff --git third_party/libwebrtc/modules/module_api_gn/moz.build third_party/libwebrtc/modules/module_api_gn/moz.build
 index 9b77a009fa9e..92a813cfb85e 100644
 --- third_party/libwebrtc/modules/module_api_gn/moz.build
 +++ third_party/libwebrtc/modules/module_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("module_api_gn")
 diff --git third_party/libwebrtc/modules/module_api_public_gn/moz.build third_party/libwebrtc/modules/module_api_public_gn/moz.build
 index 474dec612359..81d04236da2b 100644
 --- third_party/libwebrtc/modules/module_api_public_gn/moz.build
 +++ third_party/libwebrtc/modules/module_api_public_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("module_api_public_gn")
 diff --git third_party/libwebrtc/modules/module_fec_api_gn/moz.build third_party/libwebrtc/modules/module_fec_api_gn/moz.build
 index b69c69c3118c..05c37b4ffe8b 100644
 --- third_party/libwebrtc/modules/module_fec_api_gn/moz.build
 +++ third_party/libwebrtc/modules/module_fec_api_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("module_fec_api_gn")
 diff --git third_party/libwebrtc/modules/pacing/interval_budget_gn/moz.build third_party/libwebrtc/modules/pacing/interval_budget_gn/moz.build
 index 2e3ab3d9878e..8cefa46cec03 100644
 --- third_party/libwebrtc/modules/pacing/interval_budget_gn/moz.build
 +++ third_party/libwebrtc/modules/pacing/interval_budget_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("interval_budget_gn")
 diff --git third_party/libwebrtc/modules/pacing/pacing_gn/moz.build third_party/libwebrtc/modules/pacing/pacing_gn/moz.build
 index d7aa189ef37b..ba9c8323abb3 100644
 --- third_party/libwebrtc/modules/pacing/pacing_gn/moz.build
 +++ third_party/libwebrtc/modules/pacing/pacing_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -50,190 +60,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("pacing_gn")
 diff --git third_party/libwebrtc/modules/portal/portal_gn/moz.build third_party/libwebrtc/modules/portal/portal_gn/moz.build
 index 93af22612ea0..d0d2d4a27fe2 100644
 --- third_party/libwebrtc/modules/portal/portal_gn/moz.build
 +++ third_party/libwebrtc/modules/portal/portal_gn/moz.build
 @@ -14,22 +14,18 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["USE_AURA"] = "1"
  DEFINES["USE_GLIB"] = "1"
 -DEFINES["USE_NSS_CERTS"] = "1"
  DEFINES["USE_OZONE"] = "1"
 -DEFINES["USE_UDEV"] = True
 +DEFINES["WEBRTC_BSD"] = True
  DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_LINUX"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
  DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
  DEFINES["WEBRTC_USE_PIPEWIRE"] = True
  DEFINES["_FILE_OFFSET_BITS"] = "64"
 -DEFINES["_GNU_SOURCE"] = True
  DEFINES["_LARGEFILE64_SOURCE"] = True
  DEFINES["_LARGEFILE_SOURCE"] = True
  DEFINES["__STDC_CONSTANT_MACROS"] = True
 @@ -76,16 +72,6 @@ if CONFIG["TARGET_CPU"] == "aarch64":
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
 @@ -103,7 +89,7 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 diff --git third_party/libwebrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_gn/moz.build third_party/libwebrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_gn/moz.build
 index eab6f3f9d0fc..473f820cccd1 100644
 --- third_party/libwebrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_gn/moz.build
 +++ third_party/libwebrtc/modules/remote_bitrate_estimator/remote_bitrate_estimator_gn/moz.build
 @@ -13,11 +13,21 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -55,189 +65,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("remote_bitrate_estimator_gn")
 diff --git third_party/libwebrtc/modules/rtp_rtcp/leb128_gn/moz.build third_party/libwebrtc/modules/rtp_rtcp/leb128_gn/moz.build
 index 6e1dfd18c099..42e99603f4f1 100644
 --- third_party/libwebrtc/modules/rtp_rtcp/leb128_gn/moz.build
 +++ third_party/libwebrtc/modules/rtp_rtcp/leb128_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,174 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("leb128_gn")
 diff --git third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_format_gn/moz.build third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_format_gn/moz.build
 index b3425d3e67cf..e794e8940e60 100644
 --- third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_format_gn/moz.build
 +++ third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_format_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -85,189 +95,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtp_rtcp_format_gn")
 diff --git third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_gn/moz.build third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_gn/moz.build
-index 517121987519..52af37433103 100644
+index 31789273913d..67c5cb6da114 100644
 --- third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_gn/moz.build
 +++ third_party/libwebrtc/modules/rtp_rtcp/rtp_rtcp_gn/moz.build
 @@ -13,11 +13,21 @@ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["BWE_TEST_LOGGING_COMPILE_TIME_ENABLE"] = "0"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
-@@ -98,190 +108,32 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -99,190 +109,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtp_rtcp_gn")
 diff --git third_party/libwebrtc/modules/rtp_rtcp/rtp_video_header_gn/moz.build third_party/libwebrtc/modules/rtp_rtcp/rtp_video_header_gn/moz.build
 index bdee5bedc6db..1e2ecfd55661 100644
 --- third_party/libwebrtc/modules/rtp_rtcp/rtp_video_header_gn/moz.build
 +++ third_party/libwebrtc/modules/rtp_rtcp/rtp_video_header_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtp_video_header_gn")
 diff --git third_party/libwebrtc/modules/third_party/fft/fft_gn/moz.build third_party/libwebrtc/modules/third_party/fft/fft_gn/moz.build
 index 9afa4154ee37..d211f0d4e0c2 100644
 --- third_party/libwebrtc/modules/third_party/fft/fft_gn/moz.build
 +++ third_party/libwebrtc/modules/third_party/fft/fft_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,174 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("fft_gn")
 diff --git third_party/libwebrtc/modules/third_party/g711/g711_3p_gn/moz.build third_party/libwebrtc/modules/third_party/g711/g711_3p_gn/moz.build
 index 2fa1910cc844..6accc1d41aba 100644
 --- third_party/libwebrtc/modules/third_party/g711/g711_3p_gn/moz.build
 +++ third_party/libwebrtc/modules/third_party/g711/g711_3p_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,174 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("g711_3p_gn")
 diff --git third_party/libwebrtc/modules/third_party/g722/g722_3p_gn/moz.build third_party/libwebrtc/modules/third_party/g722/g722_3p_gn/moz.build
 index d1ff3aaad348..f7b9d5799283 100644
 --- third_party/libwebrtc/modules/third_party/g722/g722_3p_gn/moz.build
 +++ third_party/libwebrtc/modules/third_party/g722/g722_3p_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -47,174 +57,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("g722_3p_gn")
 diff --git third_party/libwebrtc/modules/utility/utility_gn/moz.build third_party/libwebrtc/modules/utility/utility_gn/moz.build
 index 97d828d64fc1..bd10964445c7 100644
 --- third_party/libwebrtc/modules/utility/utility_gn/moz.build
 +++ third_party/libwebrtc/modules/utility/utility_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,115 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/modules/utility/source/helpers_android.cc"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -157,60 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("utility_gn")
 diff --git third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build
 index 6af27f618bcd..d418565bbd05 100644
 --- third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build
 +++ third_party/libwebrtc/modules/video_capture/video_capture_internal_impl_gn/moz.build
 @@ -14,11 +14,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -33,6 +43,10 @@ LOCAL_INCLUDES += [
  ]
  
  UNIFIED_SOURCES += [
 +    "/third_party/libwebrtc/modules/video_capture/linux/device_info_linux.cc",
 +    "/third_party/libwebrtc/modules/video_capture/linux/device_info_v4l2.cc",
 +    "/third_party/libwebrtc/modules/video_capture/linux/video_capture_linux.cc",
 +    "/third_party/libwebrtc/modules/video_capture/linux/video_capture_v4l2.cc",
      "/third_party/libwebrtc/modules/video_capture/video_capture_options.cc"
  ]
  
 @@ -45,152 +59,13 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/modules/video_capture/linux/device_info_linux.cc",
 -        "/third_party/libwebrtc/modules/video_capture/linux/device_info_v4l2.cc",
 -        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_linux.cc",
 -        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_v4l2.cc"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/modules/video_capture/linux/device_info_linux.cc",
 -        "/third_party/libwebrtc/modules/video_capture/linux/device_info_v4l2.cc",
 -        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_linux.cc",
 -        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_v4l2.cc"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "ole32",
 -        "oleaut32",
 -        "secur32",
 -        "strmiids",
 -        "user32",
 -        "winmm"
 -    ]
 -
 -    SOURCES += [
 -        "/third_party/libwebrtc/modules/video_capture/windows/device_info_ds.cc",
 -        "/third_party/libwebrtc/modules/video_capture/windows/help_functions_ds.cc",
 -        "/third_party/libwebrtc/modules/video_capture/windows/sink_filter_ds.cc"
 -    ]
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/modules/video_capture/windows/video_capture_ds.cc",
 -        "/third_party/libwebrtc/modules/video_capture/windows/video_capture_factory_windows.cc"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["MIPS32_LE"] = True
 -    DEFINES["MIPS_FPU_LE"] = True
      DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
      LOCAL_INCLUDES += [
          "/gfx/angle/checkout/include/",
 @@ -209,76 +84,11 @@ if CONFIG["TARGET_CPU"] == "mips32":
          "/third_party/libwebrtc/modules/video_capture/linux/video_capture_pipewire.cc"
      ]
  
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -    LOCAL_INCLUDES += [
 -        "/gfx/angle/checkout/include/",
 -        "/third_party/drm/drm/",
 -        "/third_party/drm/drm/include/",
 -        "/third_party/drm/drm/include/libdrm/",
 -        "/third_party/gbm/gbm/",
 -        "/third_party/libepoxy/libepoxy/include/",
 -        "/third_party/pipewire/"
 -    ]
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/modules/video_capture/linux/camera_portal.cc",
 -        "/third_party/libwebrtc/modules/video_capture/linux/device_info_pipewire.cc",
 -        "/third_party/libwebrtc/modules/video_capture/linux/pipewire_session.cc",
 -        "/third_party/libwebrtc/modules/video_capture/linux/video_capture_pipewire.cc"
 -    ]
 -
 -if CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 +if CONFIG["TARGET_CPU"] == "mips32":
  
 +    DEFINES["MIPS32_LE"] = True
 +    DEFINES["MIPS_FPU_LE"] = True
      DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
      LOCAL_INCLUDES += [
          "/gfx/angle/checkout/include/",
 @@ -297,10 +107,9 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
          "/third_party/libwebrtc/modules/video_capture/linux/video_capture_pipewire.cc"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 +if CONFIG["TARGET_CPU"] == "mips64":
  
      DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
      LOCAL_INCLUDES += [
          "/gfx/angle/checkout/include/",
 @@ -319,14 +128,14 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
          "/third_party/libwebrtc/modules/video_capture/linux/video_capture_pipewire.cc"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CXXFLAGS += [
          "-msse2"
      ]
  
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
      DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
      LOCAL_INCLUDES += [
          "/gfx/angle/checkout/include/",
 @@ -345,10 +154,10 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
          "/third_party/libwebrtc/modules/video_capture/linux/video_capture_pipewire.cc"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
      DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
      LOCAL_INCLUDES += [
          "/gfx/angle/checkout/include/",
 @@ -367,4 +176,8 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
          "/third_party/libwebrtc/modules/video_capture/linux/video_capture_pipewire.cc"
      ]
  
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
 +
 +    DEFINES["USE_X11"] = "1"
 +
  Library("video_capture_internal_impl_gn")
 diff --git third_party/libwebrtc/modules/video_capture/video_capture_module_gn/moz.build third_party/libwebrtc/modules/video_capture/video_capture_module_gn/moz.build
 index 145e54928644..d53c45076c66 100644
 --- third_party/libwebrtc/modules/video_capture/video_capture_module_gn/moz.build
 +++ third_party/libwebrtc/modules/video_capture/video_capture_module_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -47,189 +57,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_capture_module_gn")
 diff --git third_party/libwebrtc/modules/video_coding/chain_diff_calculator_gn/moz.build third_party/libwebrtc/modules/video_coding/chain_diff_calculator_gn/moz.build
 index 065cf604b5d3..e9eebffdbcd2 100644
 --- third_party/libwebrtc/modules/video_coding/chain_diff_calculator_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/chain_diff_calculator_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("chain_diff_calculator_gn")
 diff --git third_party/libwebrtc/modules/video_coding/codec_globals_headers_gn/moz.build third_party/libwebrtc/modules/video_coding/codec_globals_headers_gn/moz.build
 index 53a7fc384c3d..bd7362a67f30 100644
 --- third_party/libwebrtc/modules/video_coding/codec_globals_headers_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/codec_globals_headers_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("codec_globals_headers_gn")
 diff --git third_party/libwebrtc/modules/video_coding/codecs/av1/av1_svc_config_gn/moz.build third_party/libwebrtc/modules/video_coding/codecs/av1/av1_svc_config_gn/moz.build
 index b9784482e9bd..d6db6b79cea3 100644
 --- third_party/libwebrtc/modules/video_coding/codecs/av1/av1_svc_config_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/codecs/av1/av1_svc_config_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("av1_svc_config_gn")
 diff --git third_party/libwebrtc/modules/video_coding/encoded_frame_gn/moz.build third_party/libwebrtc/modules/video_coding/encoded_frame_gn/moz.build
 index a086f7cb0b6f..6b870ee54300 100644
 --- third_party/libwebrtc/modules/video_coding/encoded_frame_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/encoded_frame_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("encoded_frame_gn")
 diff --git third_party/libwebrtc/modules/video_coding/frame_dependencies_calculator_gn/moz.build third_party/libwebrtc/modules/video_coding/frame_dependencies_calculator_gn/moz.build
 index e8fdf3750a0c..a7f10d9ed7a9 100644
 --- third_party/libwebrtc/modules/video_coding/frame_dependencies_calculator_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/frame_dependencies_calculator_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("frame_dependencies_calculator_gn")
 diff --git third_party/libwebrtc/modules/video_coding/frame_helpers_gn/moz.build third_party/libwebrtc/modules/video_coding/frame_helpers_gn/moz.build
 index ecd9c1dd8d37..864af3b1dda1 100644
 --- third_party/libwebrtc/modules/video_coding/frame_helpers_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/frame_helpers_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("frame_helpers_gn")
-diff --git third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build
-index 187cf6089c53..45337d14f78e 100644
---- third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build
+diff --git third_party/libwebrtc/modules/video_coding/h264_sprop_parameter_sets_gn/moz.build third_party/libwebrtc/modules/video_coding/h264_sprop_parameter_sets_gn/moz.build
+index b92c2ed52823..0573b18d11d4 100644
+--- third_party/libwebrtc/modules/video_coding/h264_sprop_parameter_sets_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/h264_sprop_parameter_sets_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
-@@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["RTC_ENABLE_WIN_WGC"] = True
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["TARGET_CPU"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["TARGET_CPU"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["TARGET_CPU"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["TARGET_CPU"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["TARGET_CPU"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["TARGET_CPU"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
+-
+-    OS_LIBS += [
+-        "unwind"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
+-
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
+-if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["TARGET_CPU"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("h264_sprop_parameter_sets_gn")
+diff --git third_party/libwebrtc/modules/video_coding/h26x_packet_buffer_gn/moz.build third_party/libwebrtc/modules/video_coding/h26x_packet_buffer_gn/moz.build
+index 92267a7c583f..98e803b7c4c1 100644
+--- third_party/libwebrtc/modules/video_coding/h26x_packet_buffer_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/h26x_packet_buffer_gn/moz.build
+@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "xul"
+ 
+@@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
- Library("nack_requester_gn")
-diff --git third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build
-index 09929b1d482a..f3d5f329d665 100644
---- third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build
+ Library("h26x_packet_buffer_gn")
+diff --git third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build
+index 187cf6089c53..45337d14f78e 100644
+--- third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/nack_requester_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
-@@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -44,189 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
- Library("packet_buffer_gn")
-diff --git third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build
-index 698684346412..da2c255ee0fc 100644
---- third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build
+ Library("nack_requester_gn")
+diff --git third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build
+index 09929b1d482a..f3d5f329d665 100644
+--- third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/packet_buffer_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
-@@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
+-    OS_LIBS += [
+-        "rt"
+-    ]
+-
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
- Library("scalability_mode_util_gn")
-diff --git third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build
-index 88f469760f7f..e0bfc360efea 100644
---- third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build
-+++ third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build
+ Library("packet_buffer_gn")
+diff --git third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build
+index 698684346412..da2c255ee0fc 100644
+--- third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/svc/scalability_mode_util_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
-@@ -50,185 +60,32 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
+ if CONFIG["MOZ_DEBUG"] == "1":
+ 
+     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["ANDROID"] = True
+-    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
+-    DEFINES["HAVE_SYS_UIO_H"] = True
+-    DEFINES["WEBRTC_ANDROID"] = True
+-    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
+-    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-    OS_LIBS += [
+-        "log"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["WEBRTC_MAC"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
+-    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_NSS_CERTS"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_UDEV"] = True
+-    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
+-    DEFINES["WEBRTC_LINUX"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["USE_GLIB"] = "1"
+-    DEFINES["USE_OZONE"] = "1"
+-    DEFINES["USE_X11"] = "1"
+-    DEFINES["WEBRTC_BSD"] = True
+-    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
+-    DEFINES["WEBRTC_POSIX"] = True
+-    DEFINES["_FILE_OFFSET_BITS"] = "64"
+-    DEFINES["_LARGEFILE64_SOURCE"] = True
+-    DEFINES["_LARGEFILE_SOURCE"] = True
+-    DEFINES["__STDC_CONSTANT_MACROS"] = True
+-    DEFINES["__STDC_FORMAT_MACROS"] = True
+-
+-if CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
+-    DEFINES["NOMINMAX"] = True
+-    DEFINES["NTDDI_VERSION"] = "0x0A000000"
+-    DEFINES["PSAPI_VERSION"] = "2"
+-    DEFINES["RTC_ENABLE_WIN_WGC"] = True
+-    DEFINES["UNICODE"] = True
+-    DEFINES["USE_AURA"] = "1"
+-    DEFINES["WEBRTC_WIN"] = True
+-    DEFINES["WIN32"] = True
+-    DEFINES["WIN32_LEAN_AND_MEAN"] = True
+-    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
+-    DEFINES["WINVER"] = "0x0A00"
+-    DEFINES["_ATL_NO_OPENGL"] = True
+-    DEFINES["_CRT_RAND_S"] = True
+-    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
+-    DEFINES["_HAS_EXCEPTIONS"] = "0"
+-    DEFINES["_HAS_NODISCARD"] = True
+-    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
+-    DEFINES["_SECURE_ATL"] = True
+-    DEFINES["_UNICODE"] = True
+-    DEFINES["_WIN32_WINNT"] = "0x0A00"
+-    DEFINES["_WINDOWS"] = True
+-    DEFINES["__STD_C"] = True
+-
+-    OS_LIBS += [
+-        "crypt32",
+-        "iphlpapi",
+-        "secur32",
+-        "winmm"
+-    ]
++    DEFINES["_DEBUG"] = True
+ 
+ if CONFIG["TARGET_CPU"] == "aarch64":
+ 
+     DEFINES["WEBRTC_ARCH_ARM64"] = True
+     DEFINES["WEBRTC_HAS_NEON"] = True
+ 
+-if CONFIG["TARGET_CPU"] == "arm":
+-
+-    CXXFLAGS += [
+-        "-mfpu=neon"
+-    ]
+-
+-    DEFINES["WEBRTC_ARCH_ARM"] = True
+-    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
+-    DEFINES["WEBRTC_HAS_NEON"] = True
+-
+ if CONFIG["TARGET_CPU"] == "mips32":
+ 
+     DEFINES["MIPS32_LE"] = True
+     DEFINES["MIPS_FPU_LE"] = True
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["TARGET_CPU"] == "mips64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+ 
+ if CONFIG["TARGET_CPU"] == "x86":
+ 
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["TARGET_CPU"] == "x86_64":
+-
+-    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
+-
+-    DEFINES["_DEBUG"] = True
+-
+-if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
+-
+-    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
+-
+-if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
+-
+-    DEFINES["USE_X11"] = "1"
+-
+-if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
+-
+-    OS_LIBS += [
+-        "unwind"
+-    ]
+-
+-if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
+-
+     CXXFLAGS += [
+         "-msse2"
+     ]
+ 
+-if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
+-
+-    DEFINES["_GNU_SOURCE"] = True
+-
+-if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-    CXXFLAGS += [
+-        "-msse2"
+-    ]
++if CONFIG["TARGET_CPU"] == "x86_64":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["WEBRTC_ENABLE_AVX2"] = True
+ 
+-if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
++if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
+ 
+-    DEFINES["_GNU_SOURCE"] = True
++    DEFINES["USE_X11"] = "1"
+ 
+ Library("scalability_mode_util_gn")
+diff --git third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build
+index 88f469760f7f..e0bfc360efea 100644
+--- third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build
++++ third_party/libwebrtc/modules/video_coding/svc/scalability_structures_gn/moz.build
+@@ -12,11 +12,21 @@ AllowCompilerWarnings()
+ DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
+ DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
+ DEFINES["RTC_ENABLE_VP9"] = True
++DEFINES["USE_GLIB"] = "1"
++DEFINES["USE_OZONE"] = "1"
++DEFINES["WEBRTC_BSD"] = True
++DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
+ DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
+ DEFINES["WEBRTC_LIBRARY_IMPL"] = True
+ DEFINES["WEBRTC_MOZILLA_BUILD"] = True
+ DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
++DEFINES["WEBRTC_POSIX"] = True
+ DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
++DEFINES["_FILE_OFFSET_BITS"] = "64"
++DEFINES["_LARGEFILE64_SOURCE"] = True
++DEFINES["_LARGEFILE_SOURCE"] = True
++DEFINES["__STDC_CONSTANT_MACROS"] = True
++DEFINES["__STDC_FORMAT_MACROS"] = True
+ 
+ FINAL_LIBRARY = "xul"
+ 
+@@ -50,185 +60,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("scalability_structures_gn")
 diff --git third_party/libwebrtc/modules/video_coding/svc/scalable_video_controller_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/scalable_video_controller_gn/moz.build
 index d09a4aed3ab5..8d6c549ef978 100644
 --- third_party/libwebrtc/modules/video_coding/svc/scalable_video_controller_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/svc/scalable_video_controller_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("scalable_video_controller_gn")
 diff --git third_party/libwebrtc/modules/video_coding/svc/svc_rate_allocator_gn/moz.build third_party/libwebrtc/modules/video_coding/svc/svc_rate_allocator_gn/moz.build
 index 2bd3634ba957..a7a401eb155d 100644
 --- third_party/libwebrtc/modules/video_coding/svc/svc_rate_allocator_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/svc/svc_rate_allocator_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("svc_rate_allocator_gn")
 diff --git third_party/libwebrtc/modules/video_coding/timing/decode_time_percentile_filter_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/decode_time_percentile_filter_gn/moz.build
 index 9c48932149b9..8bbe558a2477 100644
 --- third_party/libwebrtc/modules/video_coding/timing/decode_time_percentile_filter_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/timing/decode_time_percentile_filter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("decode_time_percentile_filter_gn")
 diff --git third_party/libwebrtc/modules/video_coding/timing/frame_delay_variation_kalman_filter_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/frame_delay_variation_kalman_filter_gn/moz.build
 index 0e5991cffd44..8c91c74e87f1 100644
 --- third_party/libwebrtc/modules/video_coding/timing/frame_delay_variation_kalman_filter_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/timing/frame_delay_variation_kalman_filter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("frame_delay_variation_kalman_filter_gn")
 diff --git third_party/libwebrtc/modules/video_coding/timing/inter_frame_delay_variation_calculator_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/inter_frame_delay_variation_calculator_gn/moz.build
 index a311c4a8024c..72c2e8f95f30 100644
 --- third_party/libwebrtc/modules/video_coding/timing/inter_frame_delay_variation_calculator_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/timing/inter_frame_delay_variation_calculator_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("inter_frame_delay_variation_calculator_gn")
 diff --git third_party/libwebrtc/modules/video_coding/timing/jitter_estimator_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/jitter_estimator_gn/moz.build
 index 6d87c74bd732..42312fbebab1 100644
 --- third_party/libwebrtc/modules/video_coding/timing/jitter_estimator_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/timing/jitter_estimator_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("jitter_estimator_gn")
 diff --git third_party/libwebrtc/modules/video_coding/timing/rtt_filter_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/rtt_filter_gn/moz.build
 index e05eebc11f52..362ec70ca4a8 100644
 --- third_party/libwebrtc/modules/video_coding/timing/rtt_filter_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/timing/rtt_filter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtt_filter_gn")
 diff --git third_party/libwebrtc/modules/video_coding/timing/timestamp_extrapolator_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/timestamp_extrapolator_gn/moz.build
 index 10e36ea24cf2..f02054e9631b 100644
 --- third_party/libwebrtc/modules/video_coding/timing/timestamp_extrapolator_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/timing/timestamp_extrapolator_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("timestamp_extrapolator_gn")
 diff --git third_party/libwebrtc/modules/video_coding/timing/timing_module_gn/moz.build third_party/libwebrtc/modules/video_coding/timing/timing_module_gn/moz.build
 index 2ab95ef62991..4f51ffc604ee 100644
 --- third_party/libwebrtc/modules/video_coding/timing/timing_module_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/timing/timing_module_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("timing_module_gn")
 diff --git third_party/libwebrtc/modules/video_coding/video_codec_interface_gn/moz.build third_party/libwebrtc/modules/video_coding/video_codec_interface_gn/moz.build
 index 0e18b1aecaed..838e14e931d2 100644
 --- third_party/libwebrtc/modules/video_coding/video_codec_interface_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/video_codec_interface_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,185 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_codec_interface_gn")
 diff --git third_party/libwebrtc/modules/video_coding/video_coding_gn/moz.build third_party/libwebrtc/modules/video_coding/video_coding_gn/moz.build
-index 709393035bb5..5eb98564a475 100644
+index 01a6429d0cdf..9e61bd48387a 100644
 --- third_party/libwebrtc/modules/video_coding/video_coding_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/video_coding_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
-@@ -57,190 +67,32 @@ if not CONFIG["MOZ_DEBUG"]:
+@@ -56,190 +66,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_coding_gn")
 diff --git third_party/libwebrtc/modules/video_coding/video_coding_utility_gn/moz.build third_party/libwebrtc/modules/video_coding/video_coding_utility_gn/moz.build
 index 75698c304f78..89bf22a8c48f 100644
 --- third_party/libwebrtc/modules/video_coding/video_coding_utility_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/video_coding_utility_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -54,190 +64,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_coding_utility_gn")
 diff --git third_party/libwebrtc/modules/video_coding/webrtc_libvpx_interface_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_libvpx_interface_gn/moz.build
 index ce59cc861c99..d9cbac447de8 100644
 --- third_party/libwebrtc/modules/video_coding/webrtc_libvpx_interface_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/webrtc_libvpx_interface_gn/moz.build
 @@ -15,11 +15,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -46,178 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("webrtc_libvpx_interface_gn")
 diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp8_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp8_gn/moz.build
 index 352458cf8e21..965ef96422be 100644
 --- third_party/libwebrtc/modules/video_coding/webrtc_vp8_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/webrtc_vp8_gn/moz.build
 @@ -15,11 +15,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -49,190 +59,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("webrtc_vp8_gn")
 diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp8_scalability_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp8_scalability_gn/moz.build
 index 0338ba659e01..f1da16b805a7 100644
 --- third_party/libwebrtc/modules/video_coding/webrtc_vp8_scalability_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/webrtc_vp8_scalability_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("webrtc_vp8_scalability_gn")
 diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp8_temporal_layers_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp8_temporal_layers_gn/moz.build
 index d7ae0d5805b3..9ebd70792c7b 100644
 --- third_party/libwebrtc/modules/video_coding/webrtc_vp8_temporal_layers_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/webrtc_vp8_temporal_layers_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -48,190 +58,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("webrtc_vp8_temporal_layers_gn")
 diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp9_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp9_gn/moz.build
 index c0d16a8e5163..1cf6175508db 100644
 --- third_party/libwebrtc/modules/video_coding/webrtc_vp9_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/webrtc_vp9_gn/moz.build
 @@ -15,11 +15,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -51,190 +61,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("webrtc_vp9_gn")
 diff --git third_party/libwebrtc/modules/video_coding/webrtc_vp9_helpers_gn/moz.build third_party/libwebrtc/modules/video_coding/webrtc_vp9_helpers_gn/moz.build
 index 6abd453136c9..c0f5ab3b81ef 100644
 --- third_party/libwebrtc/modules/video_coding/webrtc_vp9_helpers_gn/moz.build
 +++ third_party/libwebrtc/modules/video_coding/webrtc_vp9_helpers_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("webrtc_vp9_helpers_gn")
 diff --git third_party/libwebrtc/moz.build third_party/libwebrtc/moz.build
-index 3aa8fb086730..bef47f00e0a6 100644
+index b047107d3dc7..64d5359f0f0c 100644
 --- third_party/libwebrtc/moz.build
 +++ third_party/libwebrtc/moz.build
 @@ -273,6 +273,8 @@ DIRS += [
      "/third_party/libwebrtc/modules/congestion_controller/goog_cc/send_side_bwe_gn",
      "/third_party/libwebrtc/modules/congestion_controller/rtp/control_handler_gn",
      "/third_party/libwebrtc/modules/congestion_controller/rtp/transport_feedback_gn",
 +    "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
 +    "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
      "/third_party/libwebrtc/modules/module_api_gn",
      "/third_party/libwebrtc/modules/module_api_public_gn",
      "/third_party/libwebrtc/modules/module_fec_api_gn",
-@@ -472,102 +474,11 @@ DIRS += [
+@@ -473,102 +475,11 @@ DIRS += [
      "/third_party/libwebrtc/webrtc_gn"
  ]
  
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/rtc_base/ifaddrs_android_gn"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_objc_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
 -        "/third_party/libwebrtc/rtc_base/system/cocoa_threading_gn",
 -        "/third_party/libwebrtc/rtc_base/system/gcd_helpers_gn",
 -        "/third_party/libwebrtc/sdk/base_objc_gn",
 -        "/third_party/libwebrtc/sdk/helpers_objc_gn",
 -        "/third_party/libwebrtc/sdk/videocapture_objc_gn",
 -        "/third_party/libwebrtc/sdk/videoframebuffer_objc_gn"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
 -        "/third_party/libwebrtc/rtc_base/win/create_direct3d_device_gn",
 -        "/third_party/libwebrtc/rtc_base/win/get_activation_factory_gn",
 -        "/third_party/libwebrtc/rtc_base/win/hstring_gn",
 -        "/third_party/libwebrtc/rtc_base/win/windows_version_gn",
 -        "/third_party/libwebrtc/rtc_base/win32_gn"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
 -        "/third_party/libwebrtc/common_audio/common_audio_neon_gn"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
 -        "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
 -        "/third_party/libwebrtc/rtc_base/system/asm_defines_gn"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
 -        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
 -        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
 -        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
 -        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
 -        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
 -        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
 -        "/third_party/libwebrtc/common_audio/common_audio_neon_gn"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
 -        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
 -        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
 -        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 +if CONFIG["OS_TARGET"] == "FreeBSD" and CONFIG["TARGET_CPU"] == "aarch64":
  
      DIRS += [
          "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
          "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
          "/third_party/libwebrtc/modules/portal/portal_gn",
          "/third_party/libwebrtc/third_party/drm/drm_gn",
          "/third_party/libwebrtc/third_party/gbm/gbm_gn",
-@@ -575,26 +486,9 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
+@@ -576,26 +487,9 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
          "/third_party/libwebrtc/third_party/pipewire/pipewire_gn"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 +if CONFIG["OS_TARGET"] == "FreeBSD" and CONFIG["TARGET_CPU"] == "mips32":
  
      DIRS += [
 -        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
 -        "/third_party/libwebrtc/common_audio/common_audio_neon_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
 -        "/third_party/libwebrtc/modules/portal/portal_gn",
 -        "/third_party/libwebrtc/rtc_base/system/asm_defines_gn",
 -        "/third_party/libwebrtc/third_party/drm/drm_gn",
 -        "/third_party/libwebrtc/third_party/gbm/gbm_gn",
 -        "/third_party/libwebrtc/third_party/libepoxy/libepoxy_gn",
 -        "/third_party/libwebrtc/third_party/pipewire/pipewire_gn"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
          "/third_party/libwebrtc/modules/portal/portal_gn",
          "/third_party/libwebrtc/third_party/drm/drm_gn",
          "/third_party/libwebrtc/third_party/gbm/gbm_gn",
-@@ -602,11 +496,9 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "mips32":
+@@ -603,11 +497,9 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "mips32":
          "/third_party/libwebrtc/third_party/pipewire/pipewire_gn"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "mips64":
 +if CONFIG["OS_TARGET"] == "FreeBSD" and CONFIG["TARGET_CPU"] == "mips64":
  
      DIRS += [
 -        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
          "/third_party/libwebrtc/modules/portal/portal_gn",
          "/third_party/libwebrtc/third_party/drm/drm_gn",
          "/third_party/libwebrtc/third_party/gbm/gbm_gn",
-@@ -614,7 +506,7 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "mips64":
+@@ -615,7 +507,7 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "mips64":
          "/third_party/libwebrtc/third_party/pipewire/pipewire_gn"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["OS_TARGET"] == "FreeBSD" and CONFIG["TARGET_CPU"] == "x86":
  
      DIRS += [
          "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
-@@ -622,8 +514,6 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
+@@ -623,8 +515,6 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
          "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
          "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
          "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
          "/third_party/libwebrtc/modules/portal/portal_gn",
          "/third_party/libwebrtc/third_party/drm/drm_gn",
          "/third_party/libwebrtc/third_party/gbm/gbm_gn",
-@@ -631,7 +521,7 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
+@@ -632,7 +522,7 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
          "/third_party/libwebrtc/third_party/pipewire/pipewire_gn"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["OS_TARGET"] == "FreeBSD" and CONFIG["TARGET_CPU"] == "x86_64":
  
      DIRS += [
          "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
-@@ -639,69 +529,9 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
+@@ -640,69 +530,9 @@ if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
          "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
          "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
          "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn",
          "/third_party/libwebrtc/modules/portal/portal_gn",
          "/third_party/libwebrtc/third_party/drm/drm_gn",
          "/third_party/libwebrtc/third_party/gbm/gbm_gn",
          "/third_party/libwebrtc/third_party/libepoxy/libepoxy_gn",
          "/third_party/libwebrtc/third_party/pipewire/pipewire_gn"
      ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
 -        "/third_party/libwebrtc/common_audio/common_audio_neon_gn"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
 -        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
 -        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
 -        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "WINNT" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/common_audio/common_audio_neon_c_gn",
 -        "/third_party/libwebrtc/common_audio/common_audio_neon_gn"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "WINNT" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
 -        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
 -        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
 -        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "WINNT" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/common_audio/common_audio_avx2_gn",
 -        "/third_party/libwebrtc/common_audio/common_audio_sse2_gn",
 -        "/third_party/libwebrtc/modules/audio_processing/aec3/aec3_avx2_gn",
 -        "/third_party/libwebrtc/modules/audio_processing/agc2/rnn_vad/vector_math_avx2_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_differ_sse2_gn"
 -    ]
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "ppc64":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn"
 -    ]
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "riscv64":
 -
 -    DIRS += [
 -        "/third_party/libwebrtc/modules/desktop_capture/desktop_capture_gn",
 -        "/third_party/libwebrtc/modules/desktop_capture/primitives_gn"
 -    ]
 diff --git third_party/libwebrtc/rtc_base/async_dns_resolver_gn/moz.build third_party/libwebrtc/rtc_base/async_dns_resolver_gn/moz.build
 index 415f09cfd1fe..de5b867157f4 100644
 --- third_party/libwebrtc/rtc_base/async_dns_resolver_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/async_dns_resolver_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,186 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("async_dns_resolver_gn")
 diff --git third_party/libwebrtc/rtc_base/async_packet_socket_gn/moz.build third_party/libwebrtc/rtc_base/async_packet_socket_gn/moz.build
 index 9f3ce4d4b600..fb11aa9b0f1c 100644
 --- third_party/libwebrtc/rtc_base/async_packet_socket_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/async_packet_socket_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("async_packet_socket_gn")
 diff --git third_party/libwebrtc/rtc_base/audio_format_to_string_gn/moz.build third_party/libwebrtc/rtc_base/audio_format_to_string_gn/moz.build
 index 70a2aa730b19..27f099ef7b90 100644
 --- third_party/libwebrtc/rtc_base/audio_format_to_string_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/audio_format_to_string_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("audio_format_to_string_gn")
 diff --git third_party/libwebrtc/rtc_base/bit_buffer_gn/moz.build third_party/libwebrtc/rtc_base/bit_buffer_gn/moz.build
 index 3dfd3b19d24b..933e5434bf8c 100644
 --- third_party/libwebrtc/rtc_base/bit_buffer_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/bit_buffer_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("bit_buffer_gn")
 diff --git third_party/libwebrtc/rtc_base/bitrate_tracker_gn/moz.build third_party/libwebrtc/rtc_base/bitrate_tracker_gn/moz.build
 index 7b1ba50f99cf..b05e27ad3426 100644
 --- third_party/libwebrtc/rtc_base/bitrate_tracker_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/bitrate_tracker_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("bitrate_tracker_gn")
 diff --git third_party/libwebrtc/rtc_base/bitstream_reader_gn/moz.build third_party/libwebrtc/rtc_base/bitstream_reader_gn/moz.build
 index c82c4c9965bf..36b9f5b6c119 100644
 --- third_party/libwebrtc/rtc_base/bitstream_reader_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/bitstream_reader_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("bitstream_reader_gn")
 diff --git third_party/libwebrtc/rtc_base/buffer_gn/moz.build third_party/libwebrtc/rtc_base/buffer_gn/moz.build
 index 5e5d11ff6f7e..fa3cb7950b6c 100644
 --- third_party/libwebrtc/rtc_base/buffer_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/buffer_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("buffer_gn")
 diff --git third_party/libwebrtc/rtc_base/byte_buffer_gn/moz.build third_party/libwebrtc/rtc_base/byte_buffer_gn/moz.build
 index 89a2c9e84e1c..01e755bb6f7c 100644
 --- third_party/libwebrtc/rtc_base/byte_buffer_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/byte_buffer_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("byte_buffer_gn")
 diff --git third_party/libwebrtc/rtc_base/byte_order_gn/moz.build third_party/libwebrtc/rtc_base/byte_order_gn/moz.build
 index b95d149625ed..4ed69f91caf9 100644
 --- third_party/libwebrtc/rtc_base/byte_order_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/byte_order_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("byte_order_gn")
 diff --git third_party/libwebrtc/rtc_base/checks_gn/moz.build third_party/libwebrtc/rtc_base/checks_gn/moz.build
 index f147bdc64bd9..477bb6cf012e 100644
 --- third_party/libwebrtc/rtc_base/checks_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/checks_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("checks_gn")
 diff --git third_party/libwebrtc/rtc_base/compile_assert_c_gn/moz.build third_party/libwebrtc/rtc_base/compile_assert_c_gn/moz.build
 index 711466336e15..80475fdc6a41 100644
 --- third_party/libwebrtc/rtc_base/compile_assert_c_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/compile_assert_c_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("compile_assert_c_gn")
 diff --git third_party/libwebrtc/rtc_base/containers/flat_containers_internal_gn/moz.build third_party/libwebrtc/rtc_base/containers/flat_containers_internal_gn/moz.build
 index fa4fdc873993..7c49ec6a5edd 100644
 --- third_party/libwebrtc/rtc_base/containers/flat_containers_internal_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/containers/flat_containers_internal_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("flat_containers_internal_gn")
 diff --git third_party/libwebrtc/rtc_base/containers/flat_map_gn/moz.build third_party/libwebrtc/rtc_base/containers/flat_map_gn/moz.build
 index 7c9b3edd1676..95a2855408fd 100644
 --- third_party/libwebrtc/rtc_base/containers/flat_map_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/containers/flat_map_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("flat_map_gn")
 diff --git third_party/libwebrtc/rtc_base/containers/flat_set_gn/moz.build third_party/libwebrtc/rtc_base/containers/flat_set_gn/moz.build
 index 02d364fe30a5..a7902a51d2f6 100644
 --- third_party/libwebrtc/rtc_base/containers/flat_set_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/containers/flat_set_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("flat_set_gn")
 diff --git third_party/libwebrtc/rtc_base/copy_on_write_buffer_gn/moz.build third_party/libwebrtc/rtc_base/copy_on_write_buffer_gn/moz.build
 index dd687b90f3ff..8ed0bc7ee1af 100644
 --- third_party/libwebrtc/rtc_base/copy_on_write_buffer_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/copy_on_write_buffer_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("copy_on_write_buffer_gn")
 diff --git third_party/libwebrtc/rtc_base/criticalsection_gn/moz.build third_party/libwebrtc/rtc_base/criticalsection_gn/moz.build
 index d860667eb591..f09bb05f3fda 100644
 --- third_party/libwebrtc/rtc_base/criticalsection_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/criticalsection_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("criticalsection_gn")
 diff --git third_party/libwebrtc/rtc_base/divide_round_gn/moz.build third_party/libwebrtc/rtc_base/divide_round_gn/moz.build
 index 5946a30db45f..1212206025b7 100644
 --- third_party/libwebrtc/rtc_base/divide_round_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/divide_round_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("divide_round_gn")
 diff --git third_party/libwebrtc/rtc_base/dscp_gn/moz.build third_party/libwebrtc/rtc_base/dscp_gn/moz.build
 index fd82b23b98e3..e83d2e34dc26 100644
 --- third_party/libwebrtc/rtc_base/dscp_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/dscp_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("dscp_gn")
 diff --git third_party/libwebrtc/rtc_base/event_tracer_gn/moz.build third_party/libwebrtc/rtc_base/event_tracer_gn/moz.build
 index 2ea470772f4b..1235e95439b9 100644
 --- third_party/libwebrtc/rtc_base/event_tracer_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/event_tracer_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("event_tracer_gn")
 diff --git third_party/libwebrtc/rtc_base/experiments/alr_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/alr_experiment_gn/moz.build
 index 09174a3a20ab..f906bc9cd246 100644
 --- third_party/libwebrtc/rtc_base/experiments/alr_experiment_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/experiments/alr_experiment_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("alr_experiment_gn")
 diff --git third_party/libwebrtc/rtc_base/experiments/balanced_degradation_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/balanced_degradation_settings_gn/moz.build
 index 233c203847c4..0142ed0457e9 100644
 --- third_party/libwebrtc/rtc_base/experiments/balanced_degradation_settings_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/experiments/balanced_degradation_settings_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("balanced_degradation_settings_gn")
 diff --git third_party/libwebrtc/rtc_base/experiments/bandwidth_quality_scaler_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/bandwidth_quality_scaler_settings_gn/moz.build
 index e8ae0afef0a3..a46ef7998d57 100644
 --- third_party/libwebrtc/rtc_base/experiments/bandwidth_quality_scaler_settings_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/experiments/bandwidth_quality_scaler_settings_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("bandwidth_quality_scaler_settings_gn")
 diff --git third_party/libwebrtc/rtc_base/experiments/cpu_speed_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/cpu_speed_experiment_gn/moz.build
 index 00af297d92c7..cfa672be2411 100644
 --- third_party/libwebrtc/rtc_base/experiments/cpu_speed_experiment_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/experiments/cpu_speed_experiment_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("cpu_speed_experiment_gn")
 diff --git third_party/libwebrtc/rtc_base/experiments/encoder_info_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/encoder_info_settings_gn/moz.build
 index 9866a74964c7..a09edc6dce96 100644
 --- third_party/libwebrtc/rtc_base/experiments/encoder_info_settings_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/experiments/encoder_info_settings_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("encoder_info_settings_gn")
 diff --git third_party/libwebrtc/rtc_base/experiments/field_trial_parser_gn/moz.build third_party/libwebrtc/rtc_base/experiments/field_trial_parser_gn/moz.build
 index 520c4db65a2b..00eca302cf45 100644
 --- third_party/libwebrtc/rtc_base/experiments/field_trial_parser_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/experiments/field_trial_parser_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -46,185 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("field_trial_parser_gn")
 diff --git third_party/libwebrtc/rtc_base/experiments/keyframe_interval_settings_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/keyframe_interval_settings_experiment_gn/moz.build
 index 397f0dd3ce6f..42e0bfc0b541 100644
 --- third_party/libwebrtc/rtc_base/experiments/keyframe_interval_settings_experiment_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/experiments/keyframe_interval_settings_experiment_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("keyframe_interval_settings_experiment_gn")
 diff --git third_party/libwebrtc/rtc_base/experiments/min_video_bitrate_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/min_video_bitrate_experiment_gn/moz.build
 index 5cd3bb4a2bf0..09ebf5322ea7 100644
 --- third_party/libwebrtc/rtc_base/experiments/min_video_bitrate_experiment_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/experiments/min_video_bitrate_experiment_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("min_video_bitrate_experiment_gn")
 diff --git third_party/libwebrtc/rtc_base/experiments/normalize_simulcast_size_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/normalize_simulcast_size_experiment_gn/moz.build
 index 9c3e585bf972..89f9af863d4a 100644
 --- third_party/libwebrtc/rtc_base/experiments/normalize_simulcast_size_experiment_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/experiments/normalize_simulcast_size_experiment_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("normalize_simulcast_size_experiment_gn")
 diff --git third_party/libwebrtc/rtc_base/experiments/quality_rampup_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/quality_rampup_experiment_gn/moz.build
 index a03ad630cd73..a008cbfdd569 100644
 --- third_party/libwebrtc/rtc_base/experiments/quality_rampup_experiment_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/experiments/quality_rampup_experiment_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("quality_rampup_experiment_gn")
 diff --git third_party/libwebrtc/rtc_base/experiments/quality_scaler_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/quality_scaler_settings_gn/moz.build
 index d1b4330a18db..de18961b8154 100644
 --- third_party/libwebrtc/rtc_base/experiments/quality_scaler_settings_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/experiments/quality_scaler_settings_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("quality_scaler_settings_gn")
 diff --git third_party/libwebrtc/rtc_base/experiments/quality_scaling_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/quality_scaling_experiment_gn/moz.build
 index 8e75fbc3b032..79fc2e93ba33 100644
 --- third_party/libwebrtc/rtc_base/experiments/quality_scaling_experiment_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/experiments/quality_scaling_experiment_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("quality_scaling_experiment_gn")
 diff --git third_party/libwebrtc/rtc_base/experiments/rate_control_settings_gn/moz.build third_party/libwebrtc/rtc_base/experiments/rate_control_settings_gn/moz.build
 index 0051ac37f9e8..fe9271425d64 100644
 --- third_party/libwebrtc/rtc_base/experiments/rate_control_settings_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/experiments/rate_control_settings_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rate_control_settings_gn")
-diff --git third_party/libwebrtc/rtc_base/experiments/rtt_mult_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/rtt_mult_experiment_gn/moz.build
-index 995eaa1df3d0..cfbbbdb328ef 100644
---- third_party/libwebrtc/rtc_base/experiments/rtt_mult_experiment_gn/moz.build
-+++ third_party/libwebrtc/rtc_base/experiments/rtt_mult_experiment_gn/moz.build
-@@ -12,11 +12,21 @@ AllowCompilerWarnings()
- DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
- DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
- DEFINES["RTC_ENABLE_VP9"] = True
-+DEFINES["USE_GLIB"] = "1"
-+DEFINES["USE_OZONE"] = "1"
-+DEFINES["WEBRTC_BSD"] = True
-+DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
- DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
- DEFINES["WEBRTC_LIBRARY_IMPL"] = True
- DEFINES["WEBRTC_MOZILLA_BUILD"] = True
- DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
-+DEFINES["WEBRTC_POSIX"] = True
- DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
-+DEFINES["_FILE_OFFSET_BITS"] = "64"
-+DEFINES["_LARGEFILE64_SOURCE"] = True
-+DEFINES["_LARGEFILE_SOURCE"] = True
-+DEFINES["__STDC_CONSTANT_MACROS"] = True
-+DEFINES["__STDC_FORMAT_MACROS"] = True
- 
- FINAL_LIBRARY = "xul"
- 
-@@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
- if CONFIG["MOZ_DEBUG"] == "1":
- 
-     DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
--
--if CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["ANDROID"] = True
--    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
--    DEFINES["HAVE_SYS_UIO_H"] = True
--    DEFINES["WEBRTC_ANDROID"] = True
--    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
--    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_GNU_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--    OS_LIBS += [
--        "log"
--    ]
--
--if CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["WEBRTC_MAC"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
--    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_NSS_CERTS"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_UDEV"] = True
--    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
--    DEFINES["WEBRTC_LINUX"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["USE_GLIB"] = "1"
--    DEFINES["USE_OZONE"] = "1"
--    DEFINES["USE_X11"] = "1"
--    DEFINES["WEBRTC_BSD"] = True
--    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
--    DEFINES["WEBRTC_POSIX"] = True
--    DEFINES["_FILE_OFFSET_BITS"] = "64"
--    DEFINES["_LARGEFILE64_SOURCE"] = True
--    DEFINES["_LARGEFILE_SOURCE"] = True
--    DEFINES["__STDC_CONSTANT_MACROS"] = True
--    DEFINES["__STDC_FORMAT_MACROS"] = True
--
--if CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
--    DEFINES["NOMINMAX"] = True
--    DEFINES["NTDDI_VERSION"] = "0x0A000000"
--    DEFINES["PSAPI_VERSION"] = "2"
--    DEFINES["RTC_ENABLE_WIN_WGC"] = True
--    DEFINES["UNICODE"] = True
--    DEFINES["USE_AURA"] = "1"
--    DEFINES["WEBRTC_WIN"] = True
--    DEFINES["WIN32"] = True
--    DEFINES["WIN32_LEAN_AND_MEAN"] = True
--    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
--    DEFINES["WINVER"] = "0x0A00"
--    DEFINES["_ATL_NO_OPENGL"] = True
--    DEFINES["_CRT_RAND_S"] = True
--    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
--    DEFINES["_HAS_EXCEPTIONS"] = "0"
--    DEFINES["_HAS_NODISCARD"] = True
--    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
--    DEFINES["_SECURE_ATL"] = True
--    DEFINES["_UNICODE"] = True
--    DEFINES["_WIN32_WINNT"] = "0x0A00"
--    DEFINES["_WINDOWS"] = True
--    DEFINES["__STD_C"] = True
--
--    OS_LIBS += [
--        "crypt32",
--        "iphlpapi",
--        "secur32",
--        "winmm"
--    ]
-+    DEFINES["_DEBUG"] = True
- 
- if CONFIG["TARGET_CPU"] == "aarch64":
- 
-     DEFINES["WEBRTC_ARCH_ARM64"] = True
-     DEFINES["WEBRTC_HAS_NEON"] = True
- 
--if CONFIG["TARGET_CPU"] == "arm":
--
--    CXXFLAGS += [
--        "-mfpu=neon"
--    ]
--
--    DEFINES["WEBRTC_ARCH_ARM"] = True
--    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
--    DEFINES["WEBRTC_HAS_NEON"] = True
--
- if CONFIG["TARGET_CPU"] == "mips32":
- 
-     DEFINES["MIPS32_LE"] = True
-     DEFINES["MIPS_FPU_LE"] = True
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["TARGET_CPU"] == "mips64":
--
--    DEFINES["_GNU_SOURCE"] = True
- 
- if CONFIG["TARGET_CPU"] == "x86":
- 
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--
--if CONFIG["TARGET_CPU"] == "x86_64":
--
--    DEFINES["WEBRTC_ENABLE_AVX2"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
--
--    DEFINES["_DEBUG"] = True
--
--if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
--
--    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
--
--if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
--
--    DEFINES["USE_X11"] = "1"
--
--if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
--
--    OS_LIBS += [
--        "unwind"
--    ]
--
--if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
--
-     CXXFLAGS += [
-         "-msse2"
-     ]
- 
--if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
--
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
--
--    DEFINES["_GNU_SOURCE"] = True
--
--if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
-+    DEFINES["WEBRTC_ENABLE_AVX2"] = True
- 
--    CXXFLAGS += [
--        "-msse2"
--    ]
-+if CONFIG["TARGET_CPU"] == "x86_64":
- 
--    DEFINES["_GNU_SOURCE"] = True
-+    DEFINES["WEBRTC_ENABLE_AVX2"] = True
- 
--if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
-+if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
- 
--    DEFINES["_GNU_SOURCE"] = True
-+    DEFINES["USE_X11"] = "1"
- 
- Library("rtt_mult_experiment_gn")
 diff --git third_party/libwebrtc/rtc_base/experiments/stable_target_rate_experiment_gn/moz.build third_party/libwebrtc/rtc_base/experiments/stable_target_rate_experiment_gn/moz.build
 index 2c239310fc08..5e98394eef8b 100644
 --- third_party/libwebrtc/rtc_base/experiments/stable_target_rate_experiment_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/experiments/stable_target_rate_experiment_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("stable_target_rate_experiment_gn")
 diff --git third_party/libwebrtc/rtc_base/frequency_tracker_gn/moz.build third_party/libwebrtc/rtc_base/frequency_tracker_gn/moz.build
 index 87a5e335eb06..ba58d3df2494 100644
 --- third_party/libwebrtc/rtc_base/frequency_tracker_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/frequency_tracker_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("frequency_tracker_gn")
 diff --git third_party/libwebrtc/rtc_base/gtest_prod_gn/moz.build third_party/libwebrtc/rtc_base/gtest_prod_gn/moz.build
 index 03bb1071f60c..6e5808f68281 100644
 --- third_party/libwebrtc/rtc_base/gtest_prod_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/gtest_prod_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("gtest_prod_gn")
 diff --git third_party/libwebrtc/rtc_base/histogram_percentile_counter_gn/moz.build third_party/libwebrtc/rtc_base/histogram_percentile_counter_gn/moz.build
 index 3f7a2c1ffa1f..042fc6088182 100644
 --- third_party/libwebrtc/rtc_base/histogram_percentile_counter_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/histogram_percentile_counter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("histogram_percentile_counter_gn")
 diff --git third_party/libwebrtc/rtc_base/ifaddrs_android_gn/moz.build third_party/libwebrtc/rtc_base/ifaddrs_android_gn/moz.build
 deleted file mode 100644
 index d89873bf7483..000000000000
 --- third_party/libwebrtc/rtc_base/ifaddrs_android_gn/moz.build
 +++ /dev/null
 @@ -1,95 +0,0 @@
 -# This Source Code Form is subject to the terms of the Mozilla Public
 -# License, v. 2.0. If a copy of the MPL was not distributed with this
 -# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
 -
 -  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
 -  ### DO NOT edit it by hand.                                       ###
 -
 -COMPILE_FLAGS["OS_INCLUDES"] = []
 -AllowCompilerWarnings()
 -
 -DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 -DEFINES["ANDROID"] = True
 -DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -DEFINES["HAVE_SYS_UIO_H"] = True
 -DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
 -DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["WEBRTC_ANDROID"] = True
 -DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
 -DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_LINUX"] = True
 -DEFINES["WEBRTC_MOZILLA_BUILD"] = True
 -DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 -DEFINES["WEBRTC_POSIX"] = True
 -DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 -DEFINES["_GNU_SOURCE"] = True
 -DEFINES["__STDC_CONSTANT_MACROS"] = True
 -DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -FINAL_LIBRARY = "xul"
 -
 -
 -LOCAL_INCLUDES += [
 -    "!/ipc/ipdl/_ipdlheaders",
 -    "!/third_party/libwebrtc/gen",
 -    "/ipc/chromium/src",
 -    "/third_party/libwebrtc/",
 -    "/third_party/libwebrtc/third_party/abseil-cpp/",
 -    "/tools/profiler/public"
 -]
 -
 -OS_LIBS += [
 -    "GLESv2",
 -    "log"
 -]
 -
 -UNIFIED_SOURCES += [
 -    "/third_party/libwebrtc/rtc_base/ifaddrs_android.cc"
 -]
 -
 -if not CONFIG["MOZ_DEBUG"]:
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
 -    DEFINES["NDEBUG"] = True
 -    DEFINES["NVALGRIND"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1":
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["TARGET_CPU"] == "x86":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -Library("ifaddrs_android_gn")
 diff --git third_party/libwebrtc/rtc_base/ignore_wundef_gn/moz.build third_party/libwebrtc/rtc_base/ignore_wundef_gn/moz.build
 index 06009fc8668e..4f9eacbcf8a7 100644
 --- third_party/libwebrtc/rtc_base/ignore_wundef_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/ignore_wundef_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("ignore_wundef_gn")
 diff --git third_party/libwebrtc/rtc_base/ip_address_gn/moz.build third_party/libwebrtc/rtc_base/ip_address_gn/moz.build
 index c2f9eb412bca..df8f9503cb8a 100644
 --- third_party/libwebrtc/rtc_base/ip_address_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/ip_address_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("ip_address_gn")
 diff --git third_party/libwebrtc/rtc_base/logging_gn/moz.build third_party/libwebrtc/rtc_base/logging_gn/moz.build
 index 2b47ed986c72..191af40a1a3f 100644
 --- third_party/libwebrtc/rtc_base/logging_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/logging_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
  DEFINES["WEBRTC_APM_DEBUG_DUMP"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,185 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("logging_gn")
 diff --git third_party/libwebrtc/rtc_base/macromagic_gn/moz.build third_party/libwebrtc/rtc_base/macromagic_gn/moz.build
 index 7a54f6369568..ae2eb48d37a1 100644
 --- third_party/libwebrtc/rtc_base/macromagic_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/macromagic_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("macromagic_gn")
 diff --git third_party/libwebrtc/rtc_base/memory/aligned_malloc_gn/moz.build third_party/libwebrtc/rtc_base/memory/aligned_malloc_gn/moz.build
 index 06a17077bb82..21d3404240cd 100644
 --- third_party/libwebrtc/rtc_base/memory/aligned_malloc_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/memory/aligned_malloc_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("aligned_malloc_gn")
 diff --git third_party/libwebrtc/rtc_base/mod_ops_gn/moz.build third_party/libwebrtc/rtc_base/mod_ops_gn/moz.build
 index ea25143a15aa..da34908795f0 100644
 --- third_party/libwebrtc/rtc_base/mod_ops_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/mod_ops_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("mod_ops_gn")
 diff --git third_party/libwebrtc/rtc_base/moving_max_counter_gn/moz.build third_party/libwebrtc/rtc_base/moving_max_counter_gn/moz.build
 index 967e6e28ba29..60644d006ab2 100644
 --- third_party/libwebrtc/rtc_base/moving_max_counter_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/moving_max_counter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("moving_max_counter_gn")
 diff --git third_party/libwebrtc/rtc_base/net_helpers_gn/moz.build third_party/libwebrtc/rtc_base/net_helpers_gn/moz.build
 index 7c0cfcf806a7..2b89135329e6 100644
 --- third_party/libwebrtc/rtc_base/net_helpers_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/net_helpers_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("net_helpers_gn")
 diff --git third_party/libwebrtc/rtc_base/network/ecn_marking_gn/moz.build third_party/libwebrtc/rtc_base/network/ecn_marking_gn/moz.build
 index 9fb05f529e15..2c7aeb42782b 100644
 --- third_party/libwebrtc/rtc_base/network/ecn_marking_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/network/ecn_marking_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("ecn_marking_gn")
 diff --git third_party/libwebrtc/rtc_base/network/sent_packet_gn/moz.build third_party/libwebrtc/rtc_base/network/sent_packet_gn/moz.build
 index 604cb9a5e8c8..63df6c684225 100644
 --- third_party/libwebrtc/rtc_base/network/sent_packet_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/network/sent_packet_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,174 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("sent_packet_gn")
 diff --git third_party/libwebrtc/rtc_base/network_constants_gn/moz.build third_party/libwebrtc/rtc_base/network_constants_gn/moz.build
 index eacf18519786..848db7fed53a 100644
 --- third_party/libwebrtc/rtc_base/network_constants_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/network_constants_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("network_constants_gn")
 diff --git third_party/libwebrtc/rtc_base/network_route_gn/moz.build third_party/libwebrtc/rtc_base/network_route_gn/moz.build
 index 2ae8cf3c3837..c32e0473a011 100644
 --- third_party/libwebrtc/rtc_base/network_route_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/network_route_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("network_route_gn")
 diff --git third_party/libwebrtc/rtc_base/null_socket_server_gn/moz.build third_party/libwebrtc/rtc_base/null_socket_server_gn/moz.build
 index da5eb5b49753..dd528ef3830e 100644
 --- third_party/libwebrtc/rtc_base/null_socket_server_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/null_socket_server_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,186 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("null_socket_server_gn")
 diff --git third_party/libwebrtc/rtc_base/one_time_event_gn/moz.build third_party/libwebrtc/rtc_base/one_time_event_gn/moz.build
 index 4de80444bef4..7d101ac9cbe4 100644
 --- third_party/libwebrtc/rtc_base/one_time_event_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/one_time_event_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("one_time_event_gn")
 diff --git third_party/libwebrtc/rtc_base/platform_thread_gn/moz.build third_party/libwebrtc/rtc_base/platform_thread_gn/moz.build
 index 8c259b6765c4..4632206d50e3 100644
 --- third_party/libwebrtc/rtc_base/platform_thread_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/platform_thread_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("platform_thread_gn")
 diff --git third_party/libwebrtc/rtc_base/platform_thread_types_gn/moz.build third_party/libwebrtc/rtc_base/platform_thread_types_gn/moz.build
 index 09d6147ce17d..7ed2f4dad2ac 100644
 --- third_party/libwebrtc/rtc_base/platform_thread_types_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/platform_thread_types_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("platform_thread_types_gn")
 diff --git third_party/libwebrtc/rtc_base/protobuf_utils_gn/moz.build third_party/libwebrtc/rtc_base/protobuf_utils_gn/moz.build
 index c2b0d4ce2f3a..e926b3f5ca8f 100644
 --- third_party/libwebrtc/rtc_base/protobuf_utils_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/protobuf_utils_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("protobuf_utils_gn")
 diff --git third_party/libwebrtc/rtc_base/race_checker_gn/moz.build third_party/libwebrtc/rtc_base/race_checker_gn/moz.build
 index 1fef37a2babc..74fad97cb21c 100644
 --- third_party/libwebrtc/rtc_base/race_checker_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/race_checker_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("race_checker_gn")
 diff --git third_party/libwebrtc/rtc_base/random_gn/moz.build third_party/libwebrtc/rtc_base/random_gn/moz.build
 index 6c9b369317a5..1046794552e2 100644
 --- third_party/libwebrtc/rtc_base/random_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/random_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("random_gn")
 diff --git third_party/libwebrtc/rtc_base/rate_limiter_gn/moz.build third_party/libwebrtc/rtc_base/rate_limiter_gn/moz.build
 index 586fc513dc7e..64b9286d41ca 100644
 --- third_party/libwebrtc/rtc_base/rate_limiter_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/rate_limiter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rate_limiter_gn")
 diff --git third_party/libwebrtc/rtc_base/rate_statistics_gn/moz.build third_party/libwebrtc/rtc_base/rate_statistics_gn/moz.build
 index 76d4f9d980ae..64ffc5e8413b 100644
 --- third_party/libwebrtc/rtc_base/rate_statistics_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/rate_statistics_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rate_statistics_gn")
 diff --git third_party/libwebrtc/rtc_base/rate_tracker_gn/moz.build third_party/libwebrtc/rtc_base/rate_tracker_gn/moz.build
 index c381e91cdc55..0a743006bcf0 100644
 --- third_party/libwebrtc/rtc_base/rate_tracker_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/rate_tracker_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rate_tracker_gn")
 diff --git third_party/libwebrtc/rtc_base/refcount_gn/moz.build third_party/libwebrtc/rtc_base/refcount_gn/moz.build
 index 4059c66e7135..ab2a71dd87dc 100644
 --- third_party/libwebrtc/rtc_base/refcount_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/refcount_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("refcount_gn")
 diff --git third_party/libwebrtc/rtc_base/rolling_accumulator_gn/moz.build third_party/libwebrtc/rtc_base/rolling_accumulator_gn/moz.build
 index c8e14d5996e0..07964d2b4972 100644
 --- third_party/libwebrtc/rtc_base/rolling_accumulator_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/rolling_accumulator_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("rolling_accumulator_gn")
 diff --git third_party/libwebrtc/rtc_base/rtc_event_gn/moz.build third_party/libwebrtc/rtc_base/rtc_event_gn/moz.build
 index a1b2840da3ea..6279462eabf7 100644
 --- third_party/libwebrtc/rtc_base/rtc_event_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/rtc_event_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtc_event_gn")
 diff --git third_party/libwebrtc/rtc_base/rtc_numerics_gn/moz.build third_party/libwebrtc/rtc_base/rtc_numerics_gn/moz.build
 index 6bcce7ecf591..0127c502b6f6 100644
 --- third_party/libwebrtc/rtc_base/rtc_numerics_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/rtc_numerics_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,178 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rtc_numerics_gn")
 diff --git third_party/libwebrtc/rtc_base/safe_compare_gn/moz.build third_party/libwebrtc/rtc_base/safe_compare_gn/moz.build
 index 1e381892f367..8fc4c2183d80 100644
 --- third_party/libwebrtc/rtc_base/safe_compare_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/safe_compare_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("safe_compare_gn")
 diff --git third_party/libwebrtc/rtc_base/safe_conversions_gn/moz.build third_party/libwebrtc/rtc_base/safe_conversions_gn/moz.build
 index f409a3834780..3ba803fa49d4 100644
 --- third_party/libwebrtc/rtc_base/safe_conversions_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/safe_conversions_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("safe_conversions_gn")
 diff --git third_party/libwebrtc/rtc_base/safe_minmax_gn/moz.build third_party/libwebrtc/rtc_base/safe_minmax_gn/moz.build
 index 31299792ebeb..a03b4cdd095d 100644
 --- third_party/libwebrtc/rtc_base/safe_minmax_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/safe_minmax_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("safe_minmax_gn")
 diff --git third_party/libwebrtc/rtc_base/sample_counter_gn/moz.build third_party/libwebrtc/rtc_base/sample_counter_gn/moz.build
 index 0657de77c15b..fc147e94f56f 100644
 --- third_party/libwebrtc/rtc_base/sample_counter_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/sample_counter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("sample_counter_gn")
 diff --git third_party/libwebrtc/rtc_base/sanitizer_gn/moz.build third_party/libwebrtc/rtc_base/sanitizer_gn/moz.build
 index dcdcffdd8ef4..fb6cf9adbb71 100644
 --- third_party/libwebrtc/rtc_base/sanitizer_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/sanitizer_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("sanitizer_gn")
 diff --git third_party/libwebrtc/rtc_base/socket_address_gn/moz.build third_party/libwebrtc/rtc_base/socket_address_gn/moz.build
 index 2e5c00378acd..78d31c99625b 100644
 --- third_party/libwebrtc/rtc_base/socket_address_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/socket_address_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,186 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("socket_address_gn")
 diff --git third_party/libwebrtc/rtc_base/socket_factory_gn/moz.build third_party/libwebrtc/rtc_base/socket_factory_gn/moz.build
 index 572b2f62b08c..23ceff9330b2 100644
 --- third_party/libwebrtc/rtc_base/socket_factory_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/socket_factory_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,119 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -161,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("socket_factory_gn")
 diff --git third_party/libwebrtc/rtc_base/socket_gn/moz.build third_party/libwebrtc/rtc_base/socket_gn/moz.build
 index 4b08aeb0de91..d8dcd1ca715e 100644
 --- third_party/libwebrtc/rtc_base/socket_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/socket_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,186 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("socket_gn")
 diff --git third_party/libwebrtc/rtc_base/socket_server_gn/moz.build third_party/libwebrtc/rtc_base/socket_server_gn/moz.build
 index d4654af6fc1f..265a05693776 100644
 --- third_party/libwebrtc/rtc_base/socket_server_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/socket_server_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,119 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -161,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("socket_server_gn")
 diff --git third_party/libwebrtc/rtc_base/ssl_gn/moz.build third_party/libwebrtc/rtc_base/ssl_gn/moz.build
 index 599001039a48..a2cf5b7c9ecd 100644
 --- third_party/libwebrtc/rtc_base/ssl_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/ssl_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("ssl_gn")
 diff --git third_party/libwebrtc/rtc_base/stringutils_gn/moz.build third_party/libwebrtc/rtc_base/stringutils_gn/moz.build
 index 5016b4fce059..44112c834b87 100644
 --- third_party/libwebrtc/rtc_base/stringutils_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/stringutils_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -47,178 +57,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("stringutils_gn")
 diff --git third_party/libwebrtc/rtc_base/swap_queue_gn/moz.build third_party/libwebrtc/rtc_base/swap_queue_gn/moz.build
 index b84cec9997f3..f4fe48e03291 100644
 --- third_party/libwebrtc/rtc_base/swap_queue_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/swap_queue_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("swap_queue_gn")
 diff --git third_party/libwebrtc/rtc_base/synchronization/mutex_gn/moz.build third_party/libwebrtc/rtc_base/synchronization/mutex_gn/moz.build
 index c1704d262949..be17c0f04367 100644
 --- third_party/libwebrtc/rtc_base/synchronization/mutex_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/synchronization/mutex_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("mutex_gn")
 diff --git third_party/libwebrtc/rtc_base/synchronization/sequence_checker_internal_gn/moz.build third_party/libwebrtc/rtc_base/synchronization/sequence_checker_internal_gn/moz.build
 index e4f72d363530..f26d786ad38b 100644
 --- third_party/libwebrtc/rtc_base/synchronization/sequence_checker_internal_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/synchronization/sequence_checker_internal_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("sequence_checker_internal_gn")
 diff --git third_party/libwebrtc/rtc_base/synchronization/yield_gn/moz.build third_party/libwebrtc/rtc_base/synchronization/yield_gn/moz.build
 index 98232a67bd39..7a6b0bb40432 100644
 --- third_party/libwebrtc/rtc_base/synchronization/yield_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/synchronization/yield_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,174 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("yield_gn")
 diff --git third_party/libwebrtc/rtc_base/synchronization/yield_policy_gn/moz.build third_party/libwebrtc/rtc_base/synchronization/yield_policy_gn/moz.build
 index 40dcd7ba2f70..678c14a8aa72 100644
 --- third_party/libwebrtc/rtc_base/synchronization/yield_policy_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/synchronization/yield_policy_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("yield_policy_gn")
 diff --git third_party/libwebrtc/rtc_base/system/arch_gn/moz.build third_party/libwebrtc/rtc_base/system/arch_gn/moz.build
 index 1d1555984fb0..4f8961109262 100644
 --- third_party/libwebrtc/rtc_base/system/arch_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/system/arch_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("arch_gn")
 diff --git third_party/libwebrtc/rtc_base/system/asm_defines_gn/moz.build third_party/libwebrtc/rtc_base/system/asm_defines_gn/moz.build
 deleted file mode 100644
 index 9ea729634114..000000000000
 --- third_party/libwebrtc/rtc_base/system/asm_defines_gn/moz.build
 +++ /dev/null
 @@ -1,80 +0,0 @@
 -# This Source Code Form is subject to the terms of the Mozilla Public
 -# License, v. 2.0. If a copy of the MPL was not distributed with this
 -# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
 -
 -  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
 -  ### DO NOT edit it by hand.                                       ###
 -
 -COMPILE_FLAGS["OS_INCLUDES"] = []
 -AllowCompilerWarnings()
 -
 -DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 -DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
 -DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["WEBRTC_ARCH_ARM"] = True
 -DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
 -DEFINES["WEBRTC_HAS_NEON"] = True
 -DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_LINUX"] = True
 -DEFINES["WEBRTC_MOZILLA_BUILD"] = True
 -DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 -DEFINES["WEBRTC_POSIX"] = True
 -DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 -DEFINES["_GNU_SOURCE"] = True
 -DEFINES["__STDC_CONSTANT_MACROS"] = True
 -DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -FINAL_LIBRARY = "xul"
 -
 -
 -LOCAL_INCLUDES += [
 -    "!/ipc/ipdl/_ipdlheaders",
 -    "!/third_party/libwebrtc/gen",
 -    "/ipc/chromium/src",
 -    "/third_party/libwebrtc/",
 -    "/third_party/libwebrtc/third_party/abseil-cpp/",
 -    "/tools/profiler/public"
 -]
 -
 -if not CONFIG["MOZ_DEBUG"]:
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
 -    DEFINES["NDEBUG"] = True
 -    DEFINES["NVALGRIND"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1":
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -Library("asm_defines_gn")
 diff --git third_party/libwebrtc/rtc_base/system/cocoa_threading_gn/moz.build third_party/libwebrtc/rtc_base/system/cocoa_threading_gn/moz.build
 deleted file mode 100644
 index 36bdf13d4b68..000000000000
 --- third_party/libwebrtc/rtc_base/system/cocoa_threading_gn/moz.build
 +++ /dev/null
 @@ -1,67 +0,0 @@
 -# This Source Code Form is subject to the terms of the Mozilla Public
 -# License, v. 2.0. If a copy of the MPL was not distributed with this
 -# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
 -
 -  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
 -  ### DO NOT edit it by hand.                                       ###
 -
 -CMMFLAGS += [
 -    "-fobjc-arc"
 -]
 -
 -COMPILE_FLAGS["OS_INCLUDES"] = []
 -AllowCompilerWarnings()
 -
 -DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 -DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
 -DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
 -DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_MAC"] = True
 -DEFINES["WEBRTC_MOZILLA_BUILD"] = True
 -DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 -DEFINES["WEBRTC_POSIX"] = True
 -DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 -DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -DEFINES["__STDC_CONSTANT_MACROS"] = True
 -DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -FINAL_LIBRARY = "xul"
 -
 -
 -LOCAL_INCLUDES += [
 -    "!/ipc/ipdl/_ipdlheaders",
 -    "!/third_party/libwebrtc/gen",
 -    "/ipc/chromium/src",
 -    "/third_party/libwebrtc/",
 -    "/third_party/libwebrtc/third_party/abseil-cpp/",
 -    "/tools/profiler/public"
 -]
 -
 -UNIFIED_SOURCES += [
 -    "/third_party/libwebrtc/rtc_base/system/cocoa_threading.mm"
 -]
 -
 -if not CONFIG["MOZ_DEBUG"]:
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
 -    DEFINES["NDEBUG"] = True
 -    DEFINES["NVALGRIND"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1":
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -Library("cocoa_threading_gn")
 diff --git third_party/libwebrtc/rtc_base/system/file_wrapper_gn/moz.build third_party/libwebrtc/rtc_base/system/file_wrapper_gn/moz.build
 index 807f4726e102..81fb6a624984 100644
 --- third_party/libwebrtc/rtc_base/system/file_wrapper_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/system/file_wrapper_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("file_wrapper_gn")
 diff --git third_party/libwebrtc/rtc_base/system/gcd_helpers_gn/moz.build third_party/libwebrtc/rtc_base/system/gcd_helpers_gn/moz.build
 deleted file mode 100644
 index 21350fb07bfa..000000000000
 --- third_party/libwebrtc/rtc_base/system/gcd_helpers_gn/moz.build
 +++ /dev/null
 @@ -1,67 +0,0 @@
 -# This Source Code Form is subject to the terms of the Mozilla Public
 -# License, v. 2.0. If a copy of the MPL was not distributed with this
 -# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
 -
 -  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
 -  ### DO NOT edit it by hand.                                       ###
 -
 -CMFLAGS += [
 -    "-fobjc-arc"
 -]
 -
 -COMPILE_FLAGS["OS_INCLUDES"] = []
 -AllowCompilerWarnings()
 -
 -DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 -DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
 -DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
 -DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_MAC"] = True
 -DEFINES["WEBRTC_MOZILLA_BUILD"] = True
 -DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 -DEFINES["WEBRTC_POSIX"] = True
 -DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 -DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -DEFINES["__STDC_CONSTANT_MACROS"] = True
 -DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -FINAL_LIBRARY = "xul"
 -
 -
 -LOCAL_INCLUDES += [
 -    "!/ipc/ipdl/_ipdlheaders",
 -    "!/third_party/libwebrtc/gen",
 -    "/ipc/chromium/src",
 -    "/third_party/libwebrtc/",
 -    "/third_party/libwebrtc/third_party/abseil-cpp/",
 -    "/tools/profiler/public"
 -]
 -
 -UNIFIED_SOURCES += [
 -    "/third_party/libwebrtc/rtc_base/system/gcd_helpers.m"
 -]
 -
 -if not CONFIG["MOZ_DEBUG"]:
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
 -    DEFINES["NDEBUG"] = True
 -    DEFINES["NVALGRIND"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1":
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -Library("gcd_helpers_gn")
 diff --git third_party/libwebrtc/rtc_base/system/ignore_warnings_gn/moz.build third_party/libwebrtc/rtc_base/system/ignore_warnings_gn/moz.build
 index 7a5b33257453..e12ece6bf6df 100644
 --- third_party/libwebrtc/rtc_base/system/ignore_warnings_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/system/ignore_warnings_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("ignore_warnings_gn")
 diff --git third_party/libwebrtc/rtc_base/system/inline_gn/moz.build third_party/libwebrtc/rtc_base/system/inline_gn/moz.build
 index 7df25c5644f1..64d47571debc 100644
 --- third_party/libwebrtc/rtc_base/system/inline_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/system/inline_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("inline_gn")
 diff --git third_party/libwebrtc/rtc_base/system/no_unique_address_gn/moz.build third_party/libwebrtc/rtc_base/system/no_unique_address_gn/moz.build
 index 17a93fe6bf50..658616cb1183 100644
 --- third_party/libwebrtc/rtc_base/system/no_unique_address_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/system/no_unique_address_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("no_unique_address_gn")
 diff --git third_party/libwebrtc/rtc_base/system/rtc_export_gn/moz.build third_party/libwebrtc/rtc_base/system/rtc_export_gn/moz.build
 index e0c1fd16dc3e..47d3317cfa4a 100644
 --- third_party/libwebrtc/rtc_base/system/rtc_export_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/system/rtc_export_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("rtc_export_gn")
 diff --git third_party/libwebrtc/rtc_base/system/unused_gn/moz.build third_party/libwebrtc/rtc_base/system/unused_gn/moz.build
 index 11c7d7e1a9c3..49b5c9ab23a6 100644
 --- third_party/libwebrtc/rtc_base/system/unused_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/system/unused_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("unused_gn")
 diff --git third_party/libwebrtc/rtc_base/system/warn_current_thread_is_deadlocked_gn/moz.build third_party/libwebrtc/rtc_base/system/warn_current_thread_is_deadlocked_gn/moz.build
 index 72142098bf1c..851abb2f75d7 100644
 --- third_party/libwebrtc/rtc_base/system/warn_current_thread_is_deadlocked_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/system/warn_current_thread_is_deadlocked_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("warn_current_thread_is_deadlocked_gn")
 diff --git third_party/libwebrtc/rtc_base/task_utils/repeating_task_gn/moz.build third_party/libwebrtc/rtc_base/task_utils/repeating_task_gn/moz.build
 index b6057410da79..05fcf9b60a33 100644
 --- third_party/libwebrtc/rtc_base/task_utils/repeating_task_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/task_utils/repeating_task_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("repeating_task_gn")
 diff --git third_party/libwebrtc/rtc_base/third_party/base64/base64_gn/moz.build third_party/libwebrtc/rtc_base/third_party/base64/base64_gn/moz.build
 index cd7049d1e1ad..48679d72d348 100644
 --- third_party/libwebrtc/rtc_base/third_party/base64/base64_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/third_party/base64/base64_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("base64_gn")
 diff --git third_party/libwebrtc/rtc_base/third_party/sigslot/sigslot_gn/moz.build third_party/libwebrtc/rtc_base/third_party/sigslot/sigslot_gn/moz.build
 index b4ca57145cff..c1e70893bf9f 100644
 --- third_party/libwebrtc/rtc_base/third_party/sigslot/sigslot_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/third_party/sigslot/sigslot_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,174 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("sigslot_gn")
 diff --git third_party/libwebrtc/rtc_base/threading_gn/moz.build third_party/libwebrtc/rtc_base/threading_gn/moz.build
 index 53ae39a12405..28c418ee0db5 100644
 --- third_party/libwebrtc/rtc_base/threading_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/threading_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -46,202 +56,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/rtc_base/physical_socket_server.cc"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/rtc_base/physical_socket_server.cc"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/rtc_base/physical_socket_server.cc"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/rtc_base/physical_socket_server.cc"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("threading_gn")
 diff --git third_party/libwebrtc/rtc_base/timeutils_gn/moz.build third_party/libwebrtc/rtc_base/timeutils_gn/moz.build
 index 55044da704f0..b3d3a631906d 100644
 --- third_party/libwebrtc/rtc_base/timeutils_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/timeutils_gn/moz.build
 @@ -12,12 +12,22 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_EXCLUDE_SYSTEM_TIME"] = True
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -45,185 +55,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("timeutils_gn")
 diff --git third_party/libwebrtc/rtc_base/type_traits_gn/moz.build third_party/libwebrtc/rtc_base/type_traits_gn/moz.build
 index 6e5a6266c98d..f89c8dde62eb 100644
 --- third_party/libwebrtc/rtc_base/type_traits_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/type_traits_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("type_traits_gn")
 diff --git third_party/libwebrtc/rtc_base/unique_id_generator_gn/moz.build third_party/libwebrtc/rtc_base/unique_id_generator_gn/moz.build
 index 144e5ff789f9..e0450e78ecd4 100644
 --- third_party/libwebrtc/rtc_base/unique_id_generator_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/unique_id_generator_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,107 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -149,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("unique_id_generator_gn")
 diff --git third_party/libwebrtc/rtc_base/units/unit_base_gn/moz.build third_party/libwebrtc/rtc_base/units/unit_base_gn/moz.build
 index 1a73da55be6d..fa188d4c8b2c 100644
 --- third_party/libwebrtc/rtc_base/units/unit_base_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/units/unit_base_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,111 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -153,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("unit_base_gn")
 diff --git third_party/libwebrtc/rtc_base/weak_ptr_gn/moz.build third_party/libwebrtc/rtc_base/weak_ptr_gn/moz.build
 index 24bcc6accf79..c91a4d711206 100644
 --- third_party/libwebrtc/rtc_base/weak_ptr_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/weak_ptr_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("weak_ptr_gn")
 diff --git third_party/libwebrtc/rtc_base/win/create_direct3d_device_gn/moz.build third_party/libwebrtc/rtc_base/win/create_direct3d_device_gn/moz.build
 deleted file mode 100644
 index 89b4d408242e..000000000000
 --- third_party/libwebrtc/rtc_base/win/create_direct3d_device_gn/moz.build
 +++ /dev/null
 @@ -1,85 +0,0 @@
 -# This Source Code Form is subject to the terms of the Mozilla Public
 -# License, v. 2.0. If a copy of the MPL was not distributed with this
 -# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
 -
 -  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
 -  ### DO NOT edit it by hand.                                       ###
 -
 -COMPILE_FLAGS["OS_INCLUDES"] = []
 -AllowCompilerWarnings()
 -
 -DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 -DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -DEFINES["NOMINMAX"] = True
 -DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -DEFINES["PSAPI_VERSION"] = "2"
 -DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
 -DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -DEFINES["UNICODE"] = True
 -DEFINES["USE_AURA"] = "1"
 -DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
 -DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_MOZILLA_BUILD"] = True
 -DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 -DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 -DEFINES["WEBRTC_WIN"] = True
 -DEFINES["WIN32"] = True
 -DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -DEFINES["WINVER"] = "0x0A00"
 -DEFINES["_ATL_NO_OPENGL"] = True
 -DEFINES["_CRT_RAND_S"] = True
 -DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -DEFINES["_HAS_EXCEPTIONS"] = "0"
 -DEFINES["_HAS_NODISCARD"] = True
 -DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -DEFINES["_SECURE_ATL"] = True
 -DEFINES["_UNICODE"] = True
 -DEFINES["_WIN32_WINNT"] = "0x0A00"
 -DEFINES["_WINDOWS"] = True
 -DEFINES["__STD_C"] = True
 -
 -FINAL_LIBRARY = "xul"
 -
 -
 -LOCAL_INCLUDES += [
 -    "!/ipc/ipdl/_ipdlheaders",
 -    "!/third_party/libwebrtc/gen",
 -    "/ipc/chromium/src",
 -    "/third_party/libwebrtc/",
 -    "/third_party/libwebrtc/third_party/abseil-cpp/",
 -    "/tools/profiler/public"
 -]
 -
 -UNIFIED_SOURCES += [
 -    "/third_party/libwebrtc/rtc_base/win/create_direct3d_device.cc"
 -]
 -
 -if not CONFIG["MOZ_DEBUG"]:
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
 -    DEFINES["NDEBUG"] = True
 -    DEFINES["NVALGRIND"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1":
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -Library("create_direct3d_device_gn")
 diff --git third_party/libwebrtc/rtc_base/win/get_activation_factory_gn/moz.build third_party/libwebrtc/rtc_base/win/get_activation_factory_gn/moz.build
 deleted file mode 100644
 index 0f2ade5af2ea..000000000000
 --- third_party/libwebrtc/rtc_base/win/get_activation_factory_gn/moz.build
 +++ /dev/null
 @@ -1,85 +0,0 @@
 -# This Source Code Form is subject to the terms of the Mozilla Public
 -# License, v. 2.0. If a copy of the MPL was not distributed with this
 -# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
 -
 -  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
 -  ### DO NOT edit it by hand.                                       ###
 -
 -COMPILE_FLAGS["OS_INCLUDES"] = []
 -AllowCompilerWarnings()
 -
 -DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 -DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -DEFINES["NOMINMAX"] = True
 -DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -DEFINES["PSAPI_VERSION"] = "2"
 -DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
 -DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -DEFINES["UNICODE"] = True
 -DEFINES["USE_AURA"] = "1"
 -DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
 -DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_MOZILLA_BUILD"] = True
 -DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 -DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 -DEFINES["WEBRTC_WIN"] = True
 -DEFINES["WIN32"] = True
 -DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -DEFINES["WINVER"] = "0x0A00"
 -DEFINES["_ATL_NO_OPENGL"] = True
 -DEFINES["_CRT_RAND_S"] = True
 -DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -DEFINES["_HAS_EXCEPTIONS"] = "0"
 -DEFINES["_HAS_NODISCARD"] = True
 -DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -DEFINES["_SECURE_ATL"] = True
 -DEFINES["_UNICODE"] = True
 -DEFINES["_WIN32_WINNT"] = "0x0A00"
 -DEFINES["_WINDOWS"] = True
 -DEFINES["__STD_C"] = True
 -
 -FINAL_LIBRARY = "xul"
 -
 -
 -LOCAL_INCLUDES += [
 -    "!/ipc/ipdl/_ipdlheaders",
 -    "!/third_party/libwebrtc/gen",
 -    "/ipc/chromium/src",
 -    "/third_party/libwebrtc/",
 -    "/third_party/libwebrtc/third_party/abseil-cpp/",
 -    "/tools/profiler/public"
 -]
 -
 -UNIFIED_SOURCES += [
 -    "/third_party/libwebrtc/rtc_base/win/get_activation_factory.cc"
 -]
 -
 -if not CONFIG["MOZ_DEBUG"]:
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
 -    DEFINES["NDEBUG"] = True
 -    DEFINES["NVALGRIND"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1":
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -Library("get_activation_factory_gn")
 diff --git third_party/libwebrtc/rtc_base/win/hstring_gn/moz.build third_party/libwebrtc/rtc_base/win/hstring_gn/moz.build
 deleted file mode 100644
 index d6968eb597c9..000000000000
 --- third_party/libwebrtc/rtc_base/win/hstring_gn/moz.build
 +++ /dev/null
 @@ -1,85 +0,0 @@
 -# This Source Code Form is subject to the terms of the Mozilla Public
 -# License, v. 2.0. If a copy of the MPL was not distributed with this
 -# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
 -
 -  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
 -  ### DO NOT edit it by hand.                                       ###
 -
 -COMPILE_FLAGS["OS_INCLUDES"] = []
 -AllowCompilerWarnings()
 -
 -DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 -DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -DEFINES["NOMINMAX"] = True
 -DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -DEFINES["PSAPI_VERSION"] = "2"
 -DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
 -DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -DEFINES["UNICODE"] = True
 -DEFINES["USE_AURA"] = "1"
 -DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
 -DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_MOZILLA_BUILD"] = True
 -DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 -DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 -DEFINES["WEBRTC_WIN"] = True
 -DEFINES["WIN32"] = True
 -DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -DEFINES["WINVER"] = "0x0A00"
 -DEFINES["_ATL_NO_OPENGL"] = True
 -DEFINES["_CRT_RAND_S"] = True
 -DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -DEFINES["_HAS_EXCEPTIONS"] = "0"
 -DEFINES["_HAS_NODISCARD"] = True
 -DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -DEFINES["_SECURE_ATL"] = True
 -DEFINES["_UNICODE"] = True
 -DEFINES["_WIN32_WINNT"] = "0x0A00"
 -DEFINES["_WINDOWS"] = True
 -DEFINES["__STD_C"] = True
 -
 -FINAL_LIBRARY = "xul"
 -
 -
 -LOCAL_INCLUDES += [
 -    "!/ipc/ipdl/_ipdlheaders",
 -    "!/third_party/libwebrtc/gen",
 -    "/ipc/chromium/src",
 -    "/third_party/libwebrtc/",
 -    "/third_party/libwebrtc/third_party/abseil-cpp/",
 -    "/tools/profiler/public"
 -]
 -
 -SOURCES += [
 -    "/third_party/libwebrtc/rtc_base/win/hstring.cc"
 -]
 -
 -if not CONFIG["MOZ_DEBUG"]:
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
 -    DEFINES["NDEBUG"] = True
 -    DEFINES["NVALGRIND"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1":
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -Library("hstring_gn")
 diff --git third_party/libwebrtc/rtc_base/win/windows_version_gn/moz.build third_party/libwebrtc/rtc_base/win/windows_version_gn/moz.build
 deleted file mode 100644
 index 014d6aaf9a74..000000000000
 --- third_party/libwebrtc/rtc_base/win/windows_version_gn/moz.build
 +++ /dev/null
 @@ -1,85 +0,0 @@
 -# This Source Code Form is subject to the terms of the Mozilla Public
 -# License, v. 2.0. If a copy of the MPL was not distributed with this
 -# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
 -
 -  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
 -  ### DO NOT edit it by hand.                                       ###
 -
 -COMPILE_FLAGS["OS_INCLUDES"] = []
 -AllowCompilerWarnings()
 -
 -DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 -DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -DEFINES["NOMINMAX"] = True
 -DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -DEFINES["PSAPI_VERSION"] = "2"
 -DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
 -DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -DEFINES["UNICODE"] = True
 -DEFINES["USE_AURA"] = "1"
 -DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
 -DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_MOZILLA_BUILD"] = True
 -DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 -DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 -DEFINES["WEBRTC_WIN"] = True
 -DEFINES["WIN32"] = True
 -DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -DEFINES["WINVER"] = "0x0A00"
 -DEFINES["_ATL_NO_OPENGL"] = True
 -DEFINES["_CRT_RAND_S"] = True
 -DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -DEFINES["_HAS_EXCEPTIONS"] = "0"
 -DEFINES["_HAS_NODISCARD"] = True
 -DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -DEFINES["_SECURE_ATL"] = True
 -DEFINES["_UNICODE"] = True
 -DEFINES["_WIN32_WINNT"] = "0x0A00"
 -DEFINES["_WINDOWS"] = True
 -DEFINES["__STD_C"] = True
 -
 -FINAL_LIBRARY = "xul"
 -
 -
 -LOCAL_INCLUDES += [
 -    "!/ipc/ipdl/_ipdlheaders",
 -    "!/third_party/libwebrtc/gen",
 -    "/ipc/chromium/src",
 -    "/third_party/libwebrtc/",
 -    "/third_party/libwebrtc/third_party/abseil-cpp/",
 -    "/tools/profiler/public"
 -]
 -
 -UNIFIED_SOURCES += [
 -    "/third_party/libwebrtc/rtc_base/win/windows_version.cc"
 -]
 -
 -if not CONFIG["MOZ_DEBUG"]:
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
 -    DEFINES["NDEBUG"] = True
 -    DEFINES["NVALGRIND"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1":
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -Library("windows_version_gn")
 diff --git third_party/libwebrtc/rtc_base/win32_gn/moz.build third_party/libwebrtc/rtc_base/win32_gn/moz.build
 deleted file mode 100644
 index 9c7c5cec86d1..000000000000
 --- third_party/libwebrtc/rtc_base/win32_gn/moz.build
 +++ /dev/null
 @@ -1,92 +0,0 @@
 -# This Source Code Form is subject to the terms of the Mozilla Public
 -# License, v. 2.0. If a copy of the MPL was not distributed with this
 -# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
 -
 -  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
 -  ### DO NOT edit it by hand.                                       ###
 -
 -COMPILE_FLAGS["OS_INCLUDES"] = []
 -AllowCompilerWarnings()
 -
 -DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 -DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -DEFINES["NOMINMAX"] = True
 -DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -DEFINES["PSAPI_VERSION"] = "2"
 -DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
 -DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -DEFINES["UNICODE"] = True
 -DEFINES["USE_AURA"] = "1"
 -DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
 -DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_MOZILLA_BUILD"] = True
 -DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 -DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 -DEFINES["WEBRTC_WIN"] = True
 -DEFINES["WIN32"] = True
 -DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -DEFINES["WINVER"] = "0x0A00"
 -DEFINES["_ATL_NO_OPENGL"] = True
 -DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -DEFINES["_CRT_RAND_S"] = True
 -DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -DEFINES["_HAS_EXCEPTIONS"] = "0"
 -DEFINES["_HAS_NODISCARD"] = True
 -DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -DEFINES["_SECURE_ATL"] = True
 -DEFINES["_UNICODE"] = True
 -DEFINES["_WIN32_WINNT"] = "0x0A00"
 -DEFINES["_WINDOWS"] = True
 -DEFINES["__STD_C"] = True
 -
 -FINAL_LIBRARY = "xul"
 -
 -
 -LOCAL_INCLUDES += [
 -    "!/ipc/ipdl/_ipdlheaders",
 -    "!/third_party/libwebrtc/gen",
 -    "/ipc/chromium/src",
 -    "/third_party/libwebrtc/",
 -    "/third_party/libwebrtc/third_party/abseil-cpp/",
 -    "/tools/profiler/public"
 -]
 -
 -OS_LIBS += [
 -    "crypt32",
 -    "iphlpapi",
 -    "secur32"
 -]
 -
 -UNIFIED_SOURCES += [
 -    "/third_party/libwebrtc/rtc_base/win32.cc"
 -]
 -
 -if not CONFIG["MOZ_DEBUG"]:
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
 -    DEFINES["NDEBUG"] = True
 -    DEFINES["NVALGRIND"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1":
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -Library("win32_gn")
 diff --git third_party/libwebrtc/rtc_base/zero_memory_gn/moz.build third_party/libwebrtc/rtc_base/zero_memory_gn/moz.build
 index 3cb03f687969..4a1ec8b5bf42 100644
 --- third_party/libwebrtc/rtc_base/zero_memory_gn/moz.build
 +++ third_party/libwebrtc/rtc_base/zero_memory_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("zero_memory_gn")
 diff --git third_party/libwebrtc/sdk/base_objc_gn/moz.build third_party/libwebrtc/sdk/base_objc_gn/moz.build
 deleted file mode 100644
 index baf20fbcbcb8..000000000000
 --- third_party/libwebrtc/sdk/base_objc_gn/moz.build
 +++ /dev/null
 @@ -1,79 +0,0 @@
 -# This Source Code Form is subject to the terms of the Mozilla Public
 -# License, v. 2.0. If a copy of the MPL was not distributed with this
 -# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
 -
 -  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
 -  ### DO NOT edit it by hand.                                       ###
 -
 -CMFLAGS += [
 -    "-fobjc-arc"
 -]
 -
 -CMMFLAGS += [
 -    "-fobjc-arc"
 -]
 -
 -COMPILE_FLAGS["OS_INCLUDES"] = []
 -AllowCompilerWarnings()
 -
 -DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 -DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
 -DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
 -DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_MAC"] = True
 -DEFINES["WEBRTC_MOZILLA_BUILD"] = True
 -DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 -DEFINES["WEBRTC_POSIX"] = True
 -DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 -DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -DEFINES["__STDC_CONSTANT_MACROS"] = True
 -DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -FINAL_LIBRARY = "xul"
 -
 -
 -LOCAL_INCLUDES += [
 -    "!/ipc/ipdl/_ipdlheaders",
 -    "!/third_party/libwebrtc/gen",
 -    "/ipc/chromium/src",
 -    "/third_party/libwebrtc/",
 -    "/third_party/libwebrtc/sdk/objc/",
 -    "/third_party/libwebrtc/sdk/objc/base/",
 -    "/third_party/libwebrtc/third_party/abseil-cpp/",
 -    "/tools/profiler/public"
 -]
 -
 -UNIFIED_SOURCES += [
 -    "/third_party/libwebrtc/sdk/objc/base/RTCEncodedImage.m",
 -    "/third_party/libwebrtc/sdk/objc/base/RTCLogging.mm",
 -    "/third_party/libwebrtc/sdk/objc/base/RTCVideoCapturer.m",
 -    "/third_party/libwebrtc/sdk/objc/base/RTCVideoCodecInfo.m",
 -    "/third_party/libwebrtc/sdk/objc/base/RTCVideoEncoderQpThresholds.m",
 -    "/third_party/libwebrtc/sdk/objc/base/RTCVideoEncoderSettings.m",
 -    "/third_party/libwebrtc/sdk/objc/base/RTCVideoFrame.mm"
 -]
 -
 -if not CONFIG["MOZ_DEBUG"]:
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
 -    DEFINES["NDEBUG"] = True
 -    DEFINES["NVALGRIND"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1":
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -Library("base_objc_gn")
 diff --git third_party/libwebrtc/sdk/helpers_objc_gn/moz.build third_party/libwebrtc/sdk/helpers_objc_gn/moz.build
 deleted file mode 100644
 index b27bdaafb20a..000000000000
 --- third_party/libwebrtc/sdk/helpers_objc_gn/moz.build
 +++ /dev/null
 @@ -1,75 +0,0 @@
 -# This Source Code Form is subject to the terms of the Mozilla Public
 -# License, v. 2.0. If a copy of the MPL was not distributed with this
 -# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
 -
 -  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
 -  ### DO NOT edit it by hand.                                       ###
 -
 -CMFLAGS += [
 -    "-fobjc-arc"
 -]
 -
 -CMMFLAGS += [
 -    "-fobjc-arc"
 -]
 -
 -COMPILE_FLAGS["OS_INCLUDES"] = []
 -AllowCompilerWarnings()
 -
 -DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 -DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
 -DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
 -DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_MAC"] = True
 -DEFINES["WEBRTC_MOZILLA_BUILD"] = True
 -DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 -DEFINES["WEBRTC_POSIX"] = True
 -DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 -DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -DEFINES["__STDC_CONSTANT_MACROS"] = True
 -DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -FINAL_LIBRARY = "xul"
 -
 -
 -LOCAL_INCLUDES += [
 -    "!/ipc/ipdl/_ipdlheaders",
 -    "!/third_party/libwebrtc/gen",
 -    "/ipc/chromium/src",
 -    "/third_party/libwebrtc/",
 -    "/third_party/libwebrtc/sdk/objc/",
 -    "/third_party/libwebrtc/sdk/objc/base/",
 -    "/third_party/libwebrtc/third_party/abseil-cpp/",
 -    "/tools/profiler/public"
 -]
 -
 -UNIFIED_SOURCES += [
 -    "/third_party/libwebrtc/sdk/objc/helpers/AVCaptureSession+DevicePosition.mm",
 -    "/third_party/libwebrtc/sdk/objc/helpers/NSString+StdString.mm",
 -    "/third_party/libwebrtc/sdk/objc/helpers/RTCDispatcher.m"
 -]
 -
 -if not CONFIG["MOZ_DEBUG"]:
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
 -    DEFINES["NDEBUG"] = True
 -    DEFINES["NVALGRIND"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1":
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -Library("helpers_objc_gn")
 diff --git third_party/libwebrtc/sdk/videocapture_objc_gn/moz.build third_party/libwebrtc/sdk/videocapture_objc_gn/moz.build
 deleted file mode 100644
 index bd4d77a39536..000000000000
 --- third_party/libwebrtc/sdk/videocapture_objc_gn/moz.build
 +++ /dev/null
 @@ -1,70 +0,0 @@
 -# This Source Code Form is subject to the terms of the Mozilla Public
 -# License, v. 2.0. If a copy of the MPL was not distributed with this
 -# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
 -
 -  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
 -  ### DO NOT edit it by hand.                                       ###
 -
 -CMFLAGS += [
 -    "-fobjc-arc"
 -]
 -
 -COMPILE_FLAGS["OS_INCLUDES"] = []
 -AllowCompilerWarnings()
 -
 -DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 -DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
 -DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
 -DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_MAC"] = True
 -DEFINES["WEBRTC_MOZILLA_BUILD"] = True
 -DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 -DEFINES["WEBRTC_POSIX"] = True
 -DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 -DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -DEFINES["__STDC_CONSTANT_MACROS"] = True
 -DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -FINAL_LIBRARY = "xul"
 -
 -
 -LOCAL_INCLUDES += [
 -    "!/ipc/ipdl/_ipdlheaders",
 -    "!/third_party/libwebrtc/gen",
 -    "/ipc/chromium/src",
 -    "/third_party/libwebrtc/",
 -    "/third_party/libwebrtc/sdk/objc/",
 -    "/third_party/libwebrtc/sdk/objc/base/",
 -    "/third_party/libwebrtc/third_party/abseil-cpp/",
 -    "/tools/profiler/public"
 -]
 -
 -UNIFIED_SOURCES += [
 -    "/third_party/libwebrtc/sdk/objc/components/capturer/RTCCameraVideoCapturer.m",
 -    "/third_party/libwebrtc/sdk/objc/components/capturer/RTCFileVideoCapturer.m"
 -]
 -
 -if not CONFIG["MOZ_DEBUG"]:
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
 -    DEFINES["NDEBUG"] = True
 -    DEFINES["NVALGRIND"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1":
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -Library("videocapture_objc_gn")
 diff --git third_party/libwebrtc/sdk/videoframebuffer_objc_gn/moz.build third_party/libwebrtc/sdk/videoframebuffer_objc_gn/moz.build
 deleted file mode 100644
 index 25e08e62fadc..000000000000
 --- third_party/libwebrtc/sdk/videoframebuffer_objc_gn/moz.build
 +++ /dev/null
 @@ -1,73 +0,0 @@
 -# This Source Code Form is subject to the terms of the Mozilla Public
 -# License, v. 2.0. If a copy of the MPL was not distributed with this
 -# file, You can obtain one at http://mozilla.org/MPL/2.0/.
 -
 -
 -  ### This moz.build was AUTOMATICALLY GENERATED from a GN config,  ###
 -  ### DO NOT edit it by hand.                                       ###
 -
 -CMMFLAGS += [
 -    "-fobjc-arc"
 -]
 -
 -COMPILE_FLAGS["OS_INCLUDES"] = []
 -AllowCompilerWarnings()
 -
 -DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 -DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
 -DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
 -DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_MAC"] = True
 -DEFINES["WEBRTC_MOZILLA_BUILD"] = True
 -DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 -DEFINES["WEBRTC_POSIX"] = True
 -DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 -DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -DEFINES["__STDC_CONSTANT_MACROS"] = True
 -DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -FINAL_LIBRARY = "xul"
 -
 -
 -LOCAL_INCLUDES += [
 -    "!/ipc/ipdl/_ipdlheaders",
 -    "!/third_party/libwebrtc/gen",
 -    "/ipc/chromium/src",
 -    "/media/libyuv/",
 -    "/media/libyuv/libyuv/include/",
 -    "/third_party/libwebrtc/",
 -    "/third_party/libwebrtc/sdk/objc/",
 -    "/third_party/libwebrtc/sdk/objc/base/",
 -    "/third_party/libwebrtc/third_party/abseil-cpp/",
 -    "/tools/profiler/public"
 -]
 -
 -UNIFIED_SOURCES += [
 -    "/third_party/libwebrtc/sdk/objc/api/video_frame_buffer/RTCNativeI420Buffer.mm",
 -    "/third_party/libwebrtc/sdk/objc/api/video_frame_buffer/RTCNativeMutableI420Buffer.mm",
 -    "/third_party/libwebrtc/sdk/objc/components/video_frame_buffer/RTCCVPixelBuffer.mm"
 -]
 -
 -if not CONFIG["MOZ_DEBUG"]:
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "0"
 -    DEFINES["NDEBUG"] = True
 -    DEFINES["NVALGRIND"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1":
 -
 -    DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_ARCH_ARM64"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -Library("videoframebuffer_objc_gn")
 diff --git third_party/libwebrtc/system_wrappers/denormal_disabler_gn/moz.build third_party/libwebrtc/system_wrappers/denormal_disabler_gn/moz.build
 index cd0bc1b144b8..9f955dcf32b3 100644
 --- third_party/libwebrtc/system_wrappers/denormal_disabler_gn/moz.build
 +++ third_party/libwebrtc/system_wrappers/denormal_disabler_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("denormal_disabler_gn")
 diff --git third_party/libwebrtc/system_wrappers/field_trial_gn/moz.build third_party/libwebrtc/system_wrappers/field_trial_gn/moz.build
 index 30aa20ae3ede..c5bb79c454fc 100644
 --- third_party/libwebrtc/system_wrappers/field_trial_gn/moz.build
 +++ third_party/libwebrtc/system_wrappers/field_trial_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("field_trial_gn")
 diff --git third_party/libwebrtc/system_wrappers/metrics_gn/moz.build third_party/libwebrtc/system_wrappers/metrics_gn/moz.build
 index 2347fbcbacf5..31a75cc714e1 100644
 --- third_party/libwebrtc/system_wrappers/metrics_gn/moz.build
 +++ third_party/libwebrtc/system_wrappers/metrics_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,178 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("metrics_gn")
 diff --git third_party/libwebrtc/system_wrappers/system_wrappers_gn/moz.build third_party/libwebrtc/system_wrappers/system_wrappers_gn/moz.build
 index 161fe336d913..ade9b1212194 100644
 --- third_party/libwebrtc/system_wrappers/system_wrappers_gn/moz.build
 +++ third_party/libwebrtc/system_wrappers/system_wrappers_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -47,199 +57,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    LOCAL_INCLUDES += [
 -        "/config/external/nspr/",
 -        "/nsprpub/lib/ds/",
 -        "/nsprpub/pr/include/"
 -    ]
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -    UNIFIED_SOURCES += [
 -        "/third_party/libwebrtc/system_wrappers/source/cpu_features_linux.cc"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("system_wrappers_gn")
 diff --git third_party/libwebrtc/test/rtp_test_utils_gn/moz.build third_party/libwebrtc/test/rtp_test_utils_gn/moz.build
 index 5a0d4a3984ef..020143107080 100644
 --- third_party/libwebrtc/test/rtp_test_utils_gn/moz.build
 +++ third_party/libwebrtc/test/rtp_test_utils_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,123 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -165,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("rtp_test_utils_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/algorithm_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/algorithm_gn/moz.build
 index 696c19c0a090..bdcf7cc0dc34 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/algorithm_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/algorithm_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("algorithm_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/container_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/container_gn/moz.build
 index 376a6873a7de..d8e126e98d22 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/container_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/algorithm/container_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("container_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/atomic_hook_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/atomic_hook_gn/moz.build
 index 1dbf8b303711..a5bb25ebbee5 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/base/atomic_hook_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/atomic_hook_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("atomic_hook_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/base_internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/base_internal_gn/moz.build
 index c74d13c51a7f..fa3789dd2bec 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/base/base_internal_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/base_internal_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("base_internal_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/config_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/config_gn/moz.build
 index 5cd792ccd5d2..27118a5fb2d3 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/base/config_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/config_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("config_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/core_headers_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/core_headers_gn/moz.build
 index 26296e769d53..f6d55cb2edf7 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/base/core_headers_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/core_headers_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("core_headers_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/log_severity_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/log_severity_gn/moz.build
 index 284ba1262009..89638dbef9e0 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/base/log_severity_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/log_severity_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -36,133 +41,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("log_severity_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/nullability_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/nullability_gn/moz.build
 index f152e046ce64..990765b4dea1 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/base/nullability_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/nullability_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("nullability_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/raw_logging_internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/raw_logging_internal_gn/moz.build
 index 67100a47728f..843518325fec 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/base/raw_logging_internal_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/raw_logging_internal_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -36,133 +41,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("raw_logging_internal_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/base/throw_delegate_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/base/throw_delegate_gn/moz.build
 index 06b91ef80d22..e6011044ff71 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/base/throw_delegate_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/base/throw_delegate_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -36,133 +41,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("throw_delegate_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_gn/moz.build
 index 8ed66c3ce2c6..2f22adddfa94 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("cleanup_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_internal_gn/moz.build
 index 0f3944e348c4..8fd358c0b828 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_internal_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/cleanup/cleanup_internal_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("cleanup_internal_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/container/compressed_tuple_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/container/compressed_tuple_gn/moz.build
 index 758e27e19bdf..6a45401b4ad4 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/container/compressed_tuple_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/container/compressed_tuple_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("compressed_tuple_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_gn/moz.build
 index 0aeeb25380b2..1ec3c2b3ff22 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("inlined_vector_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_internal_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_internal_gn/moz.build
 index 3b6744eda733..7bbe29993c1b 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_internal_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/container/inlined_vector_internal_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("inlined_vector_internal_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/functional/any_invocable_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/functional/any_invocable_gn/moz.build
 index 63e6206cdfb4..31b936c12c59 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/functional/any_invocable_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/functional/any_invocable_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("any_invocable_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/functional/bind_front_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/functional/bind_front_gn/moz.build
 index c26f1ed6a481..fb0da281c4cc 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/functional/bind_front_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/functional/bind_front_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("bind_front_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/memory/memory_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/memory/memory_gn/moz.build
 index 398b663a3d1e..72b51836d300 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/memory/memory_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/memory/memory_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("memory_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/meta/type_traits_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/meta/type_traits_gn/moz.build
 index 6d2e55152f52..914e219e6503 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/meta/type_traits_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/meta/type_traits_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("type_traits_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/bits_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/bits_gn/moz.build
 index 765dc92eb6d3..fa04a621dfa2 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/bits_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/bits_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("bits_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/int128_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/int128_gn/moz.build
 index 0d1a183abaf9..294e64ffcb5e 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/int128_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/numeric/int128_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -36,133 +41,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("int128_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/strings/string_view_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/strings/string_view_gn/moz.build
 index 4002fa626303..2908acf7ba9f 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/strings/string_view_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/strings/string_view_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -36,133 +41,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("string_view_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/strings/strings_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/strings/strings_gn/moz.build
 index 8105bb2f27d1..4cd3456a3ff3 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/strings/strings_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/strings/strings_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -41,133 +46,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("strings_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_optional_access_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_optional_access_gn/moz.build
 index 25164c3e5f91..4fe2271056dc 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_optional_access_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_optional_access_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -36,133 +41,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("bad_optional_access_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_variant_access_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_variant_access_gn/moz.build
 index 83007237aa43..7feffa5b7fa7 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_variant_access_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/bad_variant_access_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -36,133 +41,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("bad_variant_access_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/optional_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/optional_gn/moz.build
 index 890fa95dc850..9538221de171 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/types/optional_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/optional_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("optional_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/span_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/span_gn/moz.build
 index 438c3e8f7ca6..a8f20aad44d7 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/types/span_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/span_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("span_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/types/variant_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/types/variant_gn/moz.build
 index b548c0214b55..4a1c6b4239bb 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/types/variant_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/types/variant_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("variant_gn")
 diff --git third_party/libwebrtc/third_party/abseil-cpp/absl/utility/utility_gn/moz.build third_party/libwebrtc/third_party/abseil-cpp/absl/utility/utility_gn/moz.build
 index c47e6649127c..05338e798930 100644
 --- third_party/libwebrtc/third_party/abseil-cpp/absl/utility/utility_gn/moz.build
 +++ third_party/libwebrtc/third_party/abseil-cpp/absl/utility/utility_gn/moz.build
 @@ -10,6 +10,11 @@ COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -32,117 +37,10 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_NONSTDC_NO_DEPRECATE"] = True
 -    DEFINES["_CRT_NONSTDC_NO_WARNINGS"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("utility_gn")
 diff --git third_party/libwebrtc/third_party/drm/drm_gn/moz.build third_party/libwebrtc/third_party/drm/drm_gn/moz.build
 index 971e9b6a89f8..24d5305eaf44 100644
 --- third_party/libwebrtc/third_party/drm/drm_gn/moz.build
 +++ third_party/libwebrtc/third_party/drm/drm_gn/moz.build
 @@ -12,21 +12,17 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["USE_AURA"] = "1"
  DEFINES["USE_GLIB"] = "1"
 -DEFINES["USE_NSS_CERTS"] = "1"
  DEFINES["USE_OZONE"] = "1"
 -DEFINES["USE_UDEV"] = True
 +DEFINES["WEBRTC_BSD"] = True
  DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_LINUX"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
  DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
  DEFINES["_FILE_OFFSET_BITS"] = "64"
 -DEFINES["_GNU_SOURCE"] = True
  DEFINES["_LARGEFILE64_SOURCE"] = True
  DEFINES["_LARGEFILE_SOURCE"] = True
  DEFINES["__STDC_CONSTANT_MACROS"] = True
 @@ -63,12 +59,6 @@ if CONFIG["TARGET_CPU"] == "aarch64":
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
 @@ -82,7 +72,7 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 diff --git third_party/libwebrtc/third_party/gbm/gbm_gn/moz.build third_party/libwebrtc/third_party/gbm/gbm_gn/moz.build
 index 9273b95ead40..0919eb0f43e8 100644
 --- third_party/libwebrtc/third_party/gbm/gbm_gn/moz.build
 +++ third_party/libwebrtc/third_party/gbm/gbm_gn/moz.build
 @@ -12,21 +12,17 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["USE_AURA"] = "1"
  DEFINES["USE_GLIB"] = "1"
 -DEFINES["USE_NSS_CERTS"] = "1"
  DEFINES["USE_OZONE"] = "1"
 -DEFINES["USE_UDEV"] = True
 +DEFINES["WEBRTC_BSD"] = True
  DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_LINUX"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
  DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
  DEFINES["_FILE_OFFSET_BITS"] = "64"
 -DEFINES["_GNU_SOURCE"] = True
  DEFINES["_LARGEFILE64_SOURCE"] = True
  DEFINES["_LARGEFILE_SOURCE"] = True
  DEFINES["__STDC_CONSTANT_MACROS"] = True
 @@ -61,12 +57,6 @@ if CONFIG["TARGET_CPU"] == "aarch64":
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
 @@ -80,7 +70,7 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 diff --git third_party/libwebrtc/third_party/libepoxy/libepoxy_gn/moz.build third_party/libwebrtc/third_party/libepoxy/libepoxy_gn/moz.build
 index 35f0925d3bde..c63ac3dc1601 100644
 --- third_party/libwebrtc/third_party/libepoxy/libepoxy_gn/moz.build
 +++ third_party/libwebrtc/third_party/libepoxy/libepoxy_gn/moz.build
 @@ -12,21 +12,17 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["USE_AURA"] = "1"
  DEFINES["USE_GLIB"] = "1"
 -DEFINES["USE_NSS_CERTS"] = "1"
  DEFINES["USE_OZONE"] = "1"
 -DEFINES["USE_UDEV"] = True
 +DEFINES["WEBRTC_BSD"] = True
  DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_LINUX"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
  DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
  DEFINES["_FILE_OFFSET_BITS"] = "64"
 -DEFINES["_GNU_SOURCE"] = True
  DEFINES["_LARGEFILE64_SOURCE"] = True
  DEFINES["_LARGEFILE_SOURCE"] = True
  DEFINES["__STDC_CONSTANT_MACROS"] = True
 @@ -62,12 +58,6 @@ if CONFIG["TARGET_CPU"] == "aarch64":
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
 @@ -81,7 +71,7 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 diff --git third_party/libwebrtc/third_party/libyuv/libyuv_gn/moz.build third_party/libwebrtc/third_party/libyuv/libyuv_gn/moz.build
 index a3038e0c4a61..55e100bde724 100644
 --- third_party/libwebrtc/third_party/libyuv/libyuv_gn/moz.build
 +++ third_party/libwebrtc/third_party/libyuv/libyuv_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -41,107 +51,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -151,50 +71,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("yuv_gn")
 diff --git third_party/libwebrtc/third_party/pffft/pffft_gn/moz.build third_party/libwebrtc/third_party/pffft/pffft_gn/moz.build
 index 836a04a7c723..4adcdaca807c 100644
 --- third_party/libwebrtc/third_party/pffft/pffft_gn/moz.build
 +++ third_party/libwebrtc/third_party/pffft/pffft_gn/moz.build
 @@ -9,6 +9,14 @@
  COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
 +
  FINAL_LIBRARY = "xul"
  
  
 @@ -33,87 +41,15 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_USE_MATH_DEFINES"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CFLAGS += [
 -        "-mfpu=neon"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["PFFFT_SIMD_DISABLE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "mips64":
  
      DEFINES["PFFFT_SIMD_DISABLE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "ppc64":
  
 @@ -123,60 +59,14 @@ if CONFIG["TARGET_CPU"] == "riscv64":
  
      DEFINES["PFFFT_SIMD_DISABLE"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    CFLAGS += [
 -        "-msse2"
 -    ]
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("pffft_gn")
 diff --git third_party/libwebrtc/third_party/pipewire/pipewire_gn/moz.build third_party/libwebrtc/third_party/pipewire/pipewire_gn/moz.build
 index af5c5520ca80..a6d3fb5993d4 100644
 --- third_party/libwebrtc/third_party/pipewire/pipewire_gn/moz.build
 +++ third_party/libwebrtc/third_party/pipewire/pipewire_gn/moz.build
 @@ -12,22 +12,18 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 -DEFINES["USE_AURA"] = "1"
  DEFINES["USE_GLIB"] = "1"
 -DEFINES["USE_NSS_CERTS"] = "1"
  DEFINES["USE_OZONE"] = "1"
 -DEFINES["USE_UDEV"] = True
 +DEFINES["WEBRTC_BSD"] = True
  DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
 -DEFINES["WEBRTC_LINUX"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
  DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
  DEFINES["WEBRTC_USE_PIPEWIRE"] = True
  DEFINES["_FILE_OFFSET_BITS"] = "64"
 -DEFINES["_GNU_SOURCE"] = True
  DEFINES["_LARGEFILE64_SOURCE"] = True
  DEFINES["_LARGEFILE_SOURCE"] = True
  DEFINES["__STDC_CONSTANT_MACROS"] = True
 @@ -62,12 +58,6 @@ if CONFIG["TARGET_CPU"] == "aarch64":
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
 @@ -81,7 +71,7 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 diff --git third_party/libwebrtc/third_party/rnnoise/rnn_vad_gn/moz.build third_party/libwebrtc/third_party/rnnoise/rnn_vad_gn/moz.build
 index b10b4c330ef8..3703f7ef3366 100644
 --- third_party/libwebrtc/third_party/rnnoise/rnn_vad_gn/moz.build
 +++ third_party/libwebrtc/third_party/rnnoise/rnn_vad_gn/moz.build
 @@ -9,6 +9,14 @@
  COMPILE_FLAGS["OS_INCLUDES"] = []
  AllowCompilerWarnings()
  
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
 +
  FINAL_LIBRARY = "xul"
  
  
 @@ -33,139 +41,16 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -if CONFIG["TARGET_CPU"] == "mips32":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
      DEFINES["_DEBUG"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 +if CONFIG["TARGET_CPU"] == "x86":
  
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("rnn_vad_gn")
 diff --git third_party/libwebrtc/video/adaptation/video_adaptation_gn/moz.build third_party/libwebrtc/video/adaptation/video_adaptation_gn/moz.build
 index 4bbb3e4e624c..62040f7084c2 100644
 --- third_party/libwebrtc/video/adaptation/video_adaptation_gn/moz.build
 +++ third_party/libwebrtc/video/adaptation/video_adaptation_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -52,190 +62,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_adaptation_gn")
 diff --git third_party/libwebrtc/video/config/encoder_config_gn/moz.build third_party/libwebrtc/video/config/encoder_config_gn/moz.build
 index 605a6b14f7f5..05a856fbe4af 100644
 --- third_party/libwebrtc/video/config/encoder_config_gn/moz.build
 +++ third_party/libwebrtc/video/config/encoder_config_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("encoder_config_gn")
 diff --git third_party/libwebrtc/video/config/streams_config_gn/moz.build third_party/libwebrtc/video/config/streams_config_gn/moz.build
 index 3014de468204..57c6d4c2998b 100644
 --- third_party/libwebrtc/video/config/streams_config_gn/moz.build
 +++ third_party/libwebrtc/video/config/streams_config_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -44,190 +54,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("streams_config_gn")
 diff --git third_party/libwebrtc/video/decode_synchronizer_gn/moz.build third_party/libwebrtc/video/decode_synchronizer_gn/moz.build
 index c1ae808ab1bb..1c51f66173fe 100644
 --- third_party/libwebrtc/video/decode_synchronizer_gn/moz.build
 +++ third_party/libwebrtc/video/decode_synchronizer_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("decode_synchronizer_gn")
 diff --git third_party/libwebrtc/video/frame_cadence_adapter_gn/moz.build third_party/libwebrtc/video/frame_cadence_adapter_gn/moz.build
 index 6e073f2e20c8..d9e054785471 100644
 --- third_party/libwebrtc/video/frame_cadence_adapter_gn/moz.build
 +++ third_party/libwebrtc/video/frame_cadence_adapter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("frame_cadence_adapter_gn")
 diff --git third_party/libwebrtc/video/frame_decode_scheduler_gn/moz.build third_party/libwebrtc/video/frame_decode_scheduler_gn/moz.build
 index dfe1ecd08c0c..ddac47c4650d 100644
 --- third_party/libwebrtc/video/frame_decode_scheduler_gn/moz.build
 +++ third_party/libwebrtc/video/frame_decode_scheduler_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,122 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -164,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("frame_decode_scheduler_gn")
 diff --git third_party/libwebrtc/video/frame_decode_timing_gn/moz.build third_party/libwebrtc/video/frame_decode_timing_gn/moz.build
 index f1b85291c770..d4b8b9b731ba 100644
 --- third_party/libwebrtc/video/frame_decode_timing_gn/moz.build
 +++ third_party/libwebrtc/video/frame_decode_timing_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("frame_decode_timing_gn")
 diff --git third_party/libwebrtc/video/frame_dumping_decoder_gn/moz.build third_party/libwebrtc/video/frame_dumping_decoder_gn/moz.build
 index 001433ce9ffe..c57fc823f293 100644
 --- third_party/libwebrtc/video/frame_dumping_decoder_gn/moz.build
 +++ third_party/libwebrtc/video/frame_dumping_decoder_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("frame_dumping_decoder_gn")
 diff --git third_party/libwebrtc/video/frame_dumping_encoder_gn/moz.build third_party/libwebrtc/video/frame_dumping_encoder_gn/moz.build
 index a3bf0c641a1d..262c5170e8bc 100644
 --- third_party/libwebrtc/video/frame_dumping_encoder_gn/moz.build
 +++ third_party/libwebrtc/video/frame_dumping_encoder_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("frame_dumping_encoder_gn")
 diff --git third_party/libwebrtc/video/render/incoming_video_stream_gn/moz.build third_party/libwebrtc/video/render/incoming_video_stream_gn/moz.build
 index 42488b31f3f8..88aaeeb2fa86 100644
 --- third_party/libwebrtc/video/render/incoming_video_stream_gn/moz.build
 +++ third_party/libwebrtc/video/render/incoming_video_stream_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("incoming_video_stream_gn")
 diff --git third_party/libwebrtc/video/render/video_render_frames_gn/moz.build third_party/libwebrtc/video/render/video_render_frames_gn/moz.build
 index 24bd462a0c8e..a4d64795d0c7 100644
 --- third_party/libwebrtc/video/render/video_render_frames_gn/moz.build
 +++ third_party/libwebrtc/video/render/video_render_frames_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,185 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_render_frames_gn")
 diff --git third_party/libwebrtc/video/task_queue_frame_decode_scheduler_gn/moz.build third_party/libwebrtc/video/task_queue_frame_decode_scheduler_gn/moz.build
 index d1ee8ffccb72..d483272d93cf 100644
 --- third_party/libwebrtc/video/task_queue_frame_decode_scheduler_gn/moz.build
 +++ third_party/libwebrtc/video/task_queue_frame_decode_scheduler_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("task_queue_frame_decode_scheduler_gn")
 diff --git third_party/libwebrtc/video/unique_timestamp_counter_gn/moz.build third_party/libwebrtc/video/unique_timestamp_counter_gn/moz.build
 index b0eb431cfba7..067e25f152bd 100644
 --- third_party/libwebrtc/video/unique_timestamp_counter_gn/moz.build
 +++ third_party/libwebrtc/video/unique_timestamp_counter_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,174 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("unique_timestamp_counter_gn")
 diff --git third_party/libwebrtc/video/video_gn/moz.build third_party/libwebrtc/video/video_gn/moz.build
 index 09826d37f927..a92734005e3c 100644
 --- third_party/libwebrtc/video/video_gn/moz.build
 +++ third_party/libwebrtc/video/video_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -62,190 +72,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_gn")
 diff --git third_party/libwebrtc/video/video_receive_stream_timeout_tracker_gn/moz.build third_party/libwebrtc/video/video_receive_stream_timeout_tracker_gn/moz.build
 index d24bf03a5991..d5f4170c45d8 100644
 --- third_party/libwebrtc/video/video_receive_stream_timeout_tracker_gn/moz.build
 +++ third_party/libwebrtc/video/video_receive_stream_timeout_tracker_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,189 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_receive_stream_timeout_tracker_gn")
 diff --git third_party/libwebrtc/video/video_stream_buffer_controller_gn/moz.build third_party/libwebrtc/video/video_stream_buffer_controller_gn/moz.build
 index b99c992d4953..b1f2505dadb4 100644
 --- third_party/libwebrtc/video/video_stream_buffer_controller_gn/moz.build
 +++ third_party/libwebrtc/video/video_stream_buffer_controller_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -43,190 +53,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_stream_buffer_controller_gn")
 diff --git third_party/libwebrtc/video/video_stream_encoder_impl_gn/moz.build third_party/libwebrtc/video/video_stream_encoder_impl_gn/moz.build
 index a51248556ab1..23e6fa0a8b70 100644
 --- third_party/libwebrtc/video/video_stream_encoder_impl_gn/moz.build
 +++ third_party/libwebrtc/video/video_stream_encoder_impl_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -48,190 +58,32 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    CXXFLAGS += [
 -        "-mfpu=neon"
 -    ]
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_ENABLE_AVX2"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_X11"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "x86":
 -
      CXXFLAGS += [
          "-msse2"
      ]
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -    CXXFLAGS += [
 -        "-msse2"
 -    ]
 +if CONFIG["TARGET_CPU"] == "x86_64":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
 -    DEFINES["_GNU_SOURCE"] = True
 +    DEFINES["USE_X11"] = "1"
  
  Library("video_stream_encoder_impl_gn")
 diff --git third_party/libwebrtc/video/video_stream_encoder_interface_gn/moz.build third_party/libwebrtc/video/video_stream_encoder_interface_gn/moz.build
 index 7eeb5d9f4203..18a6af8783cc 100644
 --- third_party/libwebrtc/video/video_stream_encoder_interface_gn/moz.build
 +++ third_party/libwebrtc/video/video_stream_encoder_interface_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,118 +49,17 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "iphlpapi",
 -        "secur32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 -
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["TARGET_CPU"] == "mips64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
  
  if CONFIG["TARGET_CPU"] == "x86":
  
 @@ -160,50 +69,8 @@ if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 -
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["_GNU_SOURCE"] = True
 -
  Library("video_stream_encoder_interface_gn")
 diff --git third_party/libwebrtc/webrtc_gn/moz.build third_party/libwebrtc/webrtc_gn/moz.build
 index 0a5908916a50..535ef83511d1 100644
 --- third_party/libwebrtc/webrtc_gn/moz.build
 +++ third_party/libwebrtc/webrtc_gn/moz.build
 @@ -12,11 +12,21 @@ AllowCompilerWarnings()
  DEFINES["ABSL_ALLOCATOR_NOTHROW"] = "1"
  DEFINES["RTC_DAV1D_IN_INTERNAL_DECODER_FACTORY"] = True
  DEFINES["RTC_ENABLE_VP9"] = True
 +DEFINES["USE_GLIB"] = "1"
 +DEFINES["USE_OZONE"] = "1"
 +DEFINES["WEBRTC_BSD"] = True
 +DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
  DEFINES["WEBRTC_ENABLE_PROTOBUF"] = "0"
  DEFINES["WEBRTC_LIBRARY_IMPL"] = True
  DEFINES["WEBRTC_MOZILLA_BUILD"] = True
  DEFINES["WEBRTC_NON_STATIC_TRACE_EVENT_HANDLERS"] = "0"
 +DEFINES["WEBRTC_POSIX"] = True
  DEFINES["WEBRTC_STRICT_FIELD_TRIALS"] = "0"
 +DEFINES["_FILE_OFFSET_BITS"] = "64"
 +DEFINES["_LARGEFILE64_SOURCE"] = True
 +DEFINES["_LARGEFILE_SOURCE"] = True
 +DEFINES["__STDC_CONSTANT_MACROS"] = True
 +DEFINES["__STDC_FORMAT_MACROS"] = True
  
  FINAL_LIBRARY = "xul"
  
 @@ -39,143 +49,23 @@ if not CONFIG["MOZ_DEBUG"]:
  if CONFIG["MOZ_DEBUG"] == "1":
  
      DEFINES["DYNAMIC_ANNOTATIONS_ENABLED"] = "1"
 -
 -if CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["ANDROID"] = True
 -    DEFINES["ANDROID_NDK_VERSION_ROLL"] = "r22_1"
 -    DEFINES["HAVE_SYS_UIO_H"] = True
 -    DEFINES["WEBRTC_ANDROID"] = True
 -    DEFINES["WEBRTC_ANDROID_OPENSLES"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "GLESv2",
 -        "log"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["WEBRTC_MAC"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_LIBCPP_HAS_NO_ALIGNED_ALLOCATION"] = True
 -    DEFINES["__ASSERT_MACROS_DEFINE_VERSIONS_WITHOUT_UNDERSCORES"] = "0"
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    LOCAL_INCLUDES += [
 -        "/third_party/libwebrtc/sdk/objc/",
 -        "/third_party/libwebrtc/sdk/objc/base/"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_NSS_CERTS"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_UDEV"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_LINUX"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "rt"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["USE_GLIB"] = "1"
 -    DEFINES["USE_OZONE"] = "1"
 -    DEFINES["USE_X11"] = "1"
 -    DEFINES["WEBRTC_BSD"] = True
 -    DEFINES["WEBRTC_ENABLE_LIBEVENT"] = True
 -    DEFINES["WEBRTC_POSIX"] = True
 -    DEFINES["_FILE_OFFSET_BITS"] = "64"
 -    DEFINES["_LARGEFILE64_SOURCE"] = True
 -    DEFINES["_LARGEFILE_SOURCE"] = True
 -    DEFINES["__STDC_CONSTANT_MACROS"] = True
 -    DEFINES["__STDC_FORMAT_MACROS"] = True
 -
 -    OS_LIBS += [
 -        "X11",
 -        "Xcomposite",
 -        "Xdamage",
 -        "Xext",
 -        "Xfixes",
 -        "Xrandr",
 -        "Xrender"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["CERT_CHAIN_PARA_HAS_EXTRA_FIELDS"] = True
 -    DEFINES["NOMINMAX"] = True
 -    DEFINES["NTDDI_VERSION"] = "0x0A000000"
 -    DEFINES["PSAPI_VERSION"] = "2"
 -    DEFINES["RTC_ENABLE_WIN_WGC"] = True
 -    DEFINES["UNICODE"] = True
 -    DEFINES["USE_AURA"] = "1"
 -    DEFINES["WEBRTC_WIN"] = True
 -    DEFINES["WIN32"] = True
 -    DEFINES["WIN32_LEAN_AND_MEAN"] = True
 -    DEFINES["WINAPI_FAMILY"] = "WINAPI_FAMILY_DESKTOP_APP"
 -    DEFINES["WINVER"] = "0x0A00"
 -    DEFINES["_ATL_NO_OPENGL"] = True
 -    DEFINES["_CRT_RAND_S"] = True
 -    DEFINES["_CRT_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_ENABLE_EXTENDED_ALIGNED_STORAGE"] = True
 -    DEFINES["_HAS_EXCEPTIONS"] = "0"
 -    DEFINES["_HAS_NODISCARD"] = True
 -    DEFINES["_SCL_SECURE_NO_DEPRECATE"] = True
 -    DEFINES["_SECURE_ATL"] = True
 -    DEFINES["_UNICODE"] = True
 -    DEFINES["_WIN32_WINNT"] = "0x0A00"
 -    DEFINES["_WINDOWS"] = True
 -    DEFINES["__STD_C"] = True
 -
 -    OS_LIBS += [
 -        "crypt32",
 -        "d3d11",
 -        "dwmapi",
 -        "dxgi",
 -        "iphlpapi",
 -        "ole32",
 -        "oleaut32",
 -        "secur32",
 -        "shcore",
 -        "strmiids",
 -        "user32",
 -        "winmm"
 -    ]
 +    DEFINES["_DEBUG"] = True
  
  if CONFIG["TARGET_CPU"] == "aarch64":
  
      DEFINES["WEBRTC_ARCH_ARM64"] = True
      DEFINES["WEBRTC_HAS_NEON"] = True
 +    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
  
 -if CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_ARCH_ARM"] = True
 -    DEFINES["WEBRTC_ARCH_ARM_V7"] = True
 -    DEFINES["WEBRTC_HAS_NEON"] = True
 +    LOCAL_INCLUDES += [
 +        "/third_party/pipewire/"
 +    ]
  
  if CONFIG["TARGET_CPU"] == "mips32":
  
      DEFINES["MIPS32_LE"] = True
      DEFINES["MIPS_FPU_LE"] = True
      DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
      LOCAL_INCLUDES += [
          "/third_party/pipewire/"
 @@ -184,7 +74,6 @@ if CONFIG["TARGET_CPU"] == "mips32":
  if CONFIG["TARGET_CPU"] == "mips64":
  
      DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
  
      LOCAL_INCLUDES += [
          "/third_party/pipewire/"
 @@ -193,32 +82,22 @@ if CONFIG["TARGET_CPU"] == "mips64":
  if CONFIG["TARGET_CPU"] == "x86":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
 +    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 +
 +    LOCAL_INCLUDES += [
 +        "/third_party/pipewire/"
 +    ]
  
  if CONFIG["TARGET_CPU"] == "x86_64":
  
      DEFINES["WEBRTC_ENABLE_AVX2"] = True
 +    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
  
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Android":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Darwin":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "OpenBSD":
 -
 -    DEFINES["_DEBUG"] = True
 -
 -if CONFIG["MOZ_DEBUG"] == "1" and CONFIG["OS_TARGET"] == "WINNT":
 -
 -    DEFINES["_HAS_ITERATOR_DEBUGGING"] = "0"
 +    LOCAL_INCLUDES += [
 +        "/third_party/pipewire/"
 +    ]
  
 -if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
 +if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "FreeBSD":
  
      DEFINES["USE_X11"] = "1"
  
 @@ -232,46 +111,4 @@ if CONFIG["MOZ_X11"] == "1" and CONFIG["OS_TARGET"] == "Linux":
          "Xrender"
      ]
  
 -if CONFIG["OS_TARGET"] == "Android" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    OS_LIBS += [
 -        "unwind"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "aarch64":
 -
 -    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -    LOCAL_INCLUDES += [
 -        "/third_party/pipewire/"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "arm":
 -
 -    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -    LOCAL_INCLUDES += [
 -        "/third_party/pipewire/"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86":
 -
 -    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -    LOCAL_INCLUDES += [
 -        "/third_party/pipewire/"
 -    ]
 -
 -if CONFIG["OS_TARGET"] == "Linux" and CONFIG["TARGET_CPU"] == "x86_64":
 -
 -    DEFINES["WEBRTC_USE_PIPEWIRE"] = True
 -    DEFINES["_GNU_SOURCE"] = True
 -
 -    LOCAL_INCLUDES += [
 -        "/third_party/pipewire/"
 -    ]
 -
  Library("webrtc_gn")