Roll ANGLE from 308078b0ca18 to 52d2563373fa (5 revisions)

https://chromium.googlesource.com/angle/angle.git/+log/308078b0ca18..52d2563373fa

2020-07-27 jmadill@chromium.org Disable GPU time tracking in trace tests.
2020-07-27 cclao@google.com Vulkan: Add cache for driver uniform descriptor set
2020-07-27 syoussefi@chromium.org Vulkan: Fix render target's tracking of content defined
2020-07-27 m.maiya@samsung.com Vulkan: Enable VK_KHR_get_memory_requirements2 extension
2020-07-27 cclao@google.com Vulkan: Increase default uniform buffer size to 64K

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 tobine@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: tobine@google.com
Change-Id: Ic92250b699dbe1d32b115681723177412599d520
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2321787Reviewed-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@{#792132}

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': '308078b0ca1833b5b9ce78eb78f2587e61d1307e',
+  'angle_revision': '52d2563373fa1ac0df10eef05c29168bb062ba0b',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.