--- a/.clang-format-ignore
+++ b/.clang-format-ignore
@@ -14,57 +14,63 @@
 ^gfx/2d/image_operations.*
 ^gfx/angle/.*
 ^gfx/cairo/.*
 ^gfx/graphite2/.*
 ^gfx/harfbuzz/.*
 ^gfx/ots/.*
 ^gfx/qcms/.*
 ^gfx/skia/.*
+^gfx/webrender.*
+^gfx/webrender_traits.*
 ^gfx/ycbcr/.*
 ^intl/hyphenation/hyphen/.*
 ^intl/icu/.*
 ^ipc/chromium/.*
 ^js/src/ctypes/libffi/.*
 ^js/src/dtoa.c.*
 ^js/src/jit/arm64/vixl/.*
 ^media/gmp-clearkey/0.1/openaes/.*
 ^media/kiss_fft/.*
+^media/ffvpx/.*
 ^media/libav/.*
 ^media/libcubeb/.*
 ^media/libjpeg/.*
 ^media/libmkv/.*
 ^media/libnestegg/.*
 ^media/libogg/.*
 ^media/libopus/.*
 ^media/libpng/.*
 ^media/libsoundtouch/.*
 ^media/libspeex_resampler/.*
 ^media/libstagefright/.*
 ^media/libtheora/.*
 ^media/libtremor/.*
 ^media/libvorbis/.*
 ^media/libvpx/.*
 ^media/libyuv/.*
-^media/mtransport/.*
+^media/mtransport/third_party/.*
 ^media/openmax_dl/.*
 ^media/pocketsphinx/.*
 ^media/sphinxbase/.*
 ^media/webrtc/trunk/.*
+^media/webrtc/signaling/src/sdp/sipcc/.*
 ^memory/jemalloc/src/.*
 ^mfbt/decimal/.*
 ^mfbt/double-conversion/source/.*
 ^mfbt/lz4.*
 ^mobile/android/thirdparty/.*
 ^modules/brotli/.*
+^modules/fdlibm/.*
 ^modules/freetype2/.*
 ^modules/libbz2/.*
 ^modules/libmar/.*
 ^modules/zlib/.*
 ^netwerk/sctp/src/.*
 ^netwerk/srtp/src/.*
 ^nsprpub/.*
 ^other-licenses/.*
+^parser/expat/.*
 ^security/sandbox/chromium/.*
 ^testing/gtest/gmock/.*
 ^testing/gtest/gtest/.*
 ^toolkit/components/protobuf/.*
 ^toolkit/crashreporter/google-breakpad/.*