Roll third_party/externals/angle2 c8676d4ba37d..fa9eff37c38a (11 commits)

https://chromium.googlesource.com/angle/angle.git/+log/c8676d4ba37d..fa9eff37c38a

git log c8676d4ba37d..fa9eff37c38a --date=short --first-parent --format='%ad %ae %s'
2020-02-18 shawn.p.huang@gmail.com Disable GL_EXT_semaphore_fd for Mesa version < 19.3.5 on AMD GPUs
2020-02-18 julien.isorce@chromium.org Provide default implementation of rx::DisplayEGL
2020-02-18 jmadill@chromium.org Vulkan: Throttle when way ahead of device.
2020-02-18 jmadill@chromium.org Vulkan: Command graph linearization for SemaphoreVk.
2020-02-18 lexa.knyazev@gmail.com Move sampleAlphaToCoverage out of blendState
2020-02-18 jmadill@chromium.org Use non-mutating getQuery in validation.
2020-02-18 angle-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/vulkan-validation-layers/src 211ee9c4eec1..873e416c2d07 (3 commits)
2020-02-18 angle-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/vulkan-loader/src c731adec183b..0bd30e43c007 (1 commits)
2020-02-18 angle-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/SwiftShader 481daed34f15..0bbf7ba9f909 (5 commits)
2020-02-18 angle-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/glslang/src ae59435606fc..113d07a6ebda (1 commits)
2020-02-18 cnorthrop@google.com Vulkan: Update ES 3.1 test expectations

Created with:
  gclient setdep -r third_party/externals/angle2@fa9eff37c38a

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/angle-skia-autoroll
Please CC lovisolo@google.com on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

Cq-Include-Trybots: skia/skia.primary:Build-Debian9-Clang-x86_64-Release-ANGLE;skia/skia.primary:Test-Win10-Clang-AlphaR2-GPU-RadeonR9M470X-x86_64-Debug-All-ANGLE;skia/skia.primary:Test-Win10-Clang-Golo-GPU-QuadroP400-x86_64-Debug-All-ANGLE;skia/skia.primary:Test-Win10-Clang-NUC5i7RYH-GPU-IntelIris6100-x86_64-Debug-All-ANGLE;skia/skia.primary:Test-Win10-Clang-NUC6i5SYK-GPU-IntelIris540-x86_64-Debug-All-ANGLE;skia/skia.primary:Test-Win10-Clang-NUC8i5BEK-GPU-IntelIris655-x86_64-Debug-All-ANGLE;skia/skia.primary:Test-Win10-Clang-NUCD34010WYKH-GPU-IntelHD4400-x86_64-Debug-All-ANGLE
Bug: None
Tbr: lovisolo@google.com
Change-Id: I5a134c57fca3196087d77969fdf1bcdb9e13094f
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/271766
Reviewed-by: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index 8bd27af..8ac2323 100644
--- a/DEPS
+++ b/DEPS
@@ -7,7 +7,7 @@
 deps = {
   "buildtools"                            : "https://chromium.googlesource.com/chromium/buildtools.git@505de88083136eefd056e5ee4ca0f01fe9b33de8",
   "common"                                : "https://skia.googlesource.com/common.git@9737551d7a52c3db3262db5856e6bcd62c462b92",
-  "third_party/externals/angle2"          : "https://chromium.googlesource.com/angle/angle.git@c8676d4ba37d6fb947ddaf13f6e87c277575e413",
+  "third_party/externals/angle2"          : "https://chromium.googlesource.com/angle/angle.git@fa9eff37c38ac16927bc1a85cf3d570c1c8e5183",
   "third_party/externals/dawn"            : "https://dawn.googlesource.com/dawn.git@604072bc2ed01018eb03bcbbf9d94042f679af63",
   "third_party/externals/dng_sdk"         : "https://android.googlesource.com/platform/external/dng_sdk.git@c8d0c9b1d16bfda56f15165d39e0ffa360a11123",
   "third_party/externals/egl-registry"    : "https://skia.googlesource.com/external/github.com/KhronosGroup/EGL-Registry@a0bca08de07c7d7651047bedc0b653cfaaa4f2ae",