Roll ANGLE from ed916ddf61cc to 6a4c9bbd5185 (27 revisions)

https://chromium.googlesource.com/angle/angle.git/+log/ed916ddf61cc..6a4c9bbd5185

2020-11-03 angle-autoroll@skia-public.iam.gserviceaccount.com Roll SPIRV-Tools from f7da52775714 to 5735576f87be (1 revision)
2020-11-03 angle-autoroll@skia-public.iam.gserviceaccount.com Roll Vulkan-Tools from 3f747ee91e3b to 51c1c5ab56d5 (1 revision)
2020-11-03 angle-autoroll@skia-public.iam.gserviceaccount.com Roll Vulkan-ValidationLayers from e46399ddd2c7 to 1b2f8307f21d (7 revisions)
2020-11-03 angle-autoroll@skia-public.iam.gserviceaccount.com Roll SwiftShader from 7751fe38f474 to b5bf82693f85 (7 revisions)
2020-11-03 angle-autoroll@skia-public.iam.gserviceaccount.com Roll Chromium from a64ace71 to ce54b897 (254 revisions)
2020-11-03 syoussefi@chromium.org Vulkan: Use dst access masks to determine if barrier is needed
2020-11-03 xiaoxuan.liu@arm.com Reland "Add support for Linux vulkan backend with VK_KHR_display"
2020-11-03 courtneygo@google.com Allow single threaded CommandProcessor
2020-11-03 jmadill@chromium.org Test Runner: Robustly handle unexpected crashes.
2020-11-03 m.maiya@samsung.com Vulkan: Bug fix in sRGBDecode logic
2020-11-02 jmadill@chromium.org Test Runner: Add ability to retry flaky tests.
2020-11-02 angle-autoroll@skia-public.iam.gserviceaccount.com Roll VK-GL-CTS from e69b9b7294af to 9e07e4424cd4 (5 revisions)
2020-11-02 thomasanderson@chromium.org Remove dependency on //build/config/linux:x11
2020-11-02 angle-autoroll@skia-public.iam.gserviceaccount.com Roll Chromium from f2fabcd1 to a64ace71 (130 revisions)
2020-11-02 jmadill@chromium.org Expand suppression of new EGL test.
2020-11-02 syoussefi@chromium.org Noop clear of non-existing attachments.
2020-11-02 syoussefi@chromium.org Noop empty-scissor clears
2020-11-02 jmadill@chromium.org Revert "Add support for Linux vulkan backend with VK_KHR_display"
2020-11-02 jmadill@chromium.org Tests: Print warning when we hit display reuse limit.
2020-11-02 syoussefi@chromium.org Vulkan: Fix prerotation bug with glInvalidateSubFramebuffer
2020-11-02 amy.liu@arm.com Fix maxShaderAtomicCounters value.
2020-11-02 xiaoxuan.liu@arm.com Add support for Linux vulkan backend with VK_KHR_display
2020-11-02 angle-autoroll@skia-public.iam.gserviceaccount.com Roll SPIRV-Tools from 34ae8a475754 to f7da52775714 (8 revisions)
2020-11-02 angle-autoroll@skia-public.iam.gserviceaccount.com Roll Vulkan-ValidationLayers from f673b4e6ebf3 to e46399ddd2c7 (11 revisions)
2020-11-02 angle-autoroll@skia-public.iam.gserviceaccount.com Roll glslang from 740ae9f60b00 to 142cb87f803d (1 revision)
2020-11-02 angle-autoroll@skia-public.iam.gserviceaccount.com Roll SwiftShader from e6c9497255c6 to 7751fe38f474 (3 revisions)
2020-11-02 angle-autoroll@skia-public.iam.gserviceaccount.com Roll Vulkan-Headers from 320af06cbdd2 to 87451c55aa8b (1 revision)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/angle-chromium-autoroll
Please CC courtneygo@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: luci.chromium.try:android_optional_gpu_tests_rel;luci.chromium.try:linux_optional_gpu_tests_rel;luci.chromium.try:mac_optional_gpu_tests_rel;luci.chromium.try:win-asan;luci.chromium.try:win_optional_gpu_tests_rel;luci.chromium.try:linux-swangle-try-x64;luci.chromium.try:win-swangle-try-x86
Bug: chromium:1066670
Tbr: courtneygo@google.com
Test: Test: dEQP-GLES31.functional.shaders.opaque_type_indexing.atomic_counter.*vertex
Change-Id: Iab4601f31e54eb61b24d15c309855d3f64896002
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2516903Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#823540}

DEPS

@@ -218,7 +218,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling ANGLE
   # and whatever else without interference from each other.
-  'angle_revision': 'ed916ddf61cc0021cebf55fb6901ba71fe9e6a2e',
+  'angle_revision': '6a4c9bbd518521d0471880c938635c8afefd3042',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.