Roll ANGLE from e3eaa60 to 39b777c (20 revisions)

https://chromium.googlesource.com/angle/angle.git/+log/e3eaa60f1faf..39b777c6f00f

2020-10-30 jmadill@chromium.org Capture/Replay: Two cleanups.
2020-10-30 ynovikov@chromium.org Skip InstancingTest.NonIndexed* with non-zero Offset on Mac Mini 8.1
2020-10-30 ynovikov@chromium.org Skip EXTMultisampleCompatibilityTest.DrawAndResolve on Mac Mini 8.1
2020-10-30 ynovikov@chromium.org Suppress 2 DepthStencilFormatsTest.DepthStencilReadback on MacMini8.1
2020-10-30 ynovikov@chromium.org Skip ReadPixelsTextureTest.*LayerAttachment*PBO on Mac Mini 8.1
2020-10-30 ynovikov@chromium.org Skip WebGLCompatibilityTest.EnablePixelBufferObjectExtensions
2020-10-30 dpranke@google.com Make sure commit position is a string.
2020-10-29 timvp@google.com Vulkan: Make DescriptorPoolHelper a Resource
2020-10-29 ynovikov@chromium.org Skip Instanced MultiDrawTest.MultiDrawArrays on Mac Mini 8.1
2020-10-29 jmadill@chromium.org Gold Tests: Include SHA1 files in trace inputs.
2020-10-29 m.maiya@samsung.com Vulkan: Add OES_shader_image_atomic support
2020-10-29 timvp@google.com Disable libcxx_abi_unstable in roll_aosp.sh
2020-10-29 jmadill@chromium.org Add newline when using OutputDebugStringA logging.
2020-10-29 angle-autoroll@skia-public.iam.gserviceaccount.com Roll Vulkan-ValidationLayers from 87b0951f8dba to a72e7b987746 (3 revisions)
2020-10-29 angle-autoroll@skia-public.iam.gserviceaccount.com Roll Vulkan-Loader from 8308d6744d50 to 428654245ad3 (1 revision)
2020-10-29 angle-autoroll@skia-public.iam.gserviceaccount.com Roll VK-GL-CTS from 483a71c5130e to e69b9b7294af (10 revisions)
2020-10-29 jonahr@google.com Remove include of nonexistant directory
2020-10-29 jmadill@chromium.org Skia Gold: Fix Android stdout parsing.
2020-10-29 geofflang@chromium.org Revert "ANGLE_platform_angle_device_context_volatile_* extensions"
2020-10-29 syoussefi@chromium.org Roll Vulkan-Loader from 8e2b7d03ccfd to 8308d6744d50 (2 revisions)

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 jcgregorio@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/+doc/master/autoroll/README.md

Cq-Include-Trybots: skia/skia.primary:Build-Debian10-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
Tbr: jcgregorio@google.com
Test: Test: Build on AOSP and launch CuttlefishTest: Test: VulkanMultithreadingTest::MultiContextDrawSmallDescriptorPools()
Change-Id: I29826b7fee1120d45b564584bc96f230bd77484c
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/330681
Reviewed-by: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>

Author: skia-autoroll

DEPS

@@ -7,7 +7,7 @@ vars = {
 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@e3eaa60f1faf6fa7e0eb6c23565cb4f1387cbebd",
+  "third_party/externals/angle2"          : "https://chromium.googlesource.com/angle/angle.git@39b777c6f00fdb03804d7c27bb430307caca329c",
   "third_party/externals/d3d12allocator"  : "https://skia.googlesource.com/external/github.com/GPUOpen-LibrariesAndSDKs/D3D12MemoryAllocator.git@169895d529dfce00390a20e69c2f516066fe7a3b",
   # Dawn requires jinja2 and markupsafe for the code generator, and glslang and shaderc for SPIRV compilation.
   # When the Dawn revision is updated these should be updated from the Dawn DEPS as well.