Roll ANGLE from a2c33e3fa098 to 9d8fd36d3b95 (2 revisions)

https://chromium.googlesource.com/angle/angle.git/+log/a2c33e3fa098..9d8fd36d3b95

2020-08-21 angle-autoroll@skia-public.iam.gserviceaccount.com Roll Vulkan-Loader from 2979391e5b0c to e1c7eaa74142 (1 revision)
2020-08-21 angle-autoroll@skia-public.iam.gserviceaccount.com Roll SPIRV-Tools from a711c594b8cc to b79773a35d52 (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 cnorthrop@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: cnorthrop@google.com
Change-Id: Ida343d5391e43bc1c974b6659e75db1761c17c9d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2368911Reviewed-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@{#800559}

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': 'a2c33e3fa098a99044d80c3a2ed23674f7937ab4',
+  'angle_revision': '9d8fd36d3b95f79010e4133fd62c9854acd1000c',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.