Roll ANGLE from 8a275449c2e8 to 4989667a9c4c (5 revisions)

https://chromium.googlesource.com/angle/angle.git/+log/8a275449c2e8..4989667a9c4c

2020-11-04 syoussefi@chromium.org Vulkan: Make ImageHelper::flushStagedUpdates take gl::LevelIndex
2020-11-04 jmadill@chromium.org Trace Gold Tests: Fix filter name.
2020-11-04 lehoangq@gmail.com Metal: Enable dEQP GLES3 tests on AMD
2020-11-04 ianelliott@google.com Vulkan: VVL errors once again cause dEQP tests to fail
2020-11-04 m.maiya@samsung.com Vulkan: Add support for VK_KHR_image_format_list extension

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: None
Tbr: courtneygo@google.com
Change-Id: I83756de45dff316dd4811bd70faffdb587eeef0a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2518396Reviewed-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@{#824147}

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': '8a275449c2e8c3fa7b9c942c3b673def3e7f51e1',
+  'angle_revision': '4989667a9c4c8f093a539ac45b9c93798e093890',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.