Roll ANGLE from e8b8b8164520 to ce285f432c39 (5 revisions)

https://chromium.googlesource.com/angle/angle.git/+log/e8b8b8164520..ce285f432c39

2020-05-21 angle-autoroll@skia-public.iam.gserviceaccount.com Roll SPIRV-Tools from 63fa9114a931 to 3c47dac28208 (17 revisions)
2020-05-21 angle-autoroll@skia-public.iam.gserviceaccount.com Roll SwiftShader from b6e8c3f0f483 to cc5cda0f997d (1 revision)
2020-05-21 angle-autoroll@skia-public.iam.gserviceaccount.com Roll Vulkan-ValidationLayers from 4683991f7675 to a6d833327f7e (6 revisions)
2020-05-21 angle-autoroll@skia-public.iam.gserviceaccount.com Roll Vulkan-Tools from ca8958de1238 to 0c4ea014bf28 (2 revisions)
2020-05-21 angle-autoroll@skia-public.iam.gserviceaccount.com Roll glslang from 0ab78114a9e1 to 6f723ebbe3b0 (5 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-chromium-autoroll
Please CC geofflang@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: geofflang@google.com
Change-Id: If277ae672b4143682307087ef8f6776c163b8941
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2211897Reviewed-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@{#771009}

DEPS

@@ -190,7 +190,7 @@ 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': 'e8b8b81645205bcef917c738111381439ededd07',
+  'angle_revision': 'ce285f432c39c287551bb56868b11a08e769f2af',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.