Roll ANGLE from 44623aeccd06 to 9ff58ddd0adf (10 revisions)

https://chromium.googlesource.com/angle/angle.git/+log/44623aeccd06..9ff58ddd0adf

2020-09-22 lehoangq@gmail.com Metal: Support array of matrices varying.
2020-09-22 geofflang@google.com Vulkan: Add features to modify sampling parameters
2020-09-22 timvp@google.com Vulkan: Allocate descriptor pools with layouts
2020-09-22 jmadill@chromium.org Use c++ thread_local for current thread.
2020-09-22 geofflang@google.com Initialize InternalFormat::blendSupport.
2020-09-22 jmadill@chromium.org Pass #pragma optimize setting down to compilation.
2020-09-22 jmadill@chromium.org Give restricted gold tests executable bit.
2020-09-22 jmadill@chromium.org Test Runner: Improve sharding validation.
2020-09-22 angle-autoroll@skia-public.iam.gserviceaccount.com Roll SwiftShader from fe878dedd5ad to 6aadd31a5f98 (1 revision)
2020-09-22 angle-autoroll@skia-public.iam.gserviceaccount.com Roll Vulkan-Loader from a148cdd49041 to 8fdc21e4078d (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 syoussefi@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: syoussefi@google.com
Test: Test: CQTest: Test: DrawCallPerfBenchmark.Run/vulkan_nullTest: Test: EGLContextASANTest.DestroyContextInUse/ES3_Vulkan
Change-Id: Ie96095d144fdf6a8c0ae33c5ad7adfadd385ecdd
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2424571Reviewed-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@{#809475}

DEPS

@@ -207,7 +207,7 @@ 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': '44623aeccd064e7f82161671574d510e3bf46181',
+  'angle_revision': '9ff58ddd0adf823ad753e36ea652b9b664c54c79',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.