Roll src/third_party/angle 25378d6a29ce..2a4f36b14f03 (3 commits)

https://chromium.googlesource.com/angle/angle.git/+log/25378d6a29ce..2a4f36b14f03


git log 25378d6a29ce..2a4f36b14f03 --date=short --no-merges --format='%ad %ae %s'
2019-07-12 geofflang@chromium.org GL: Work around Intel driver bug when clearing to zeros or ones.
2019-07-12 jmadill@chromium.org Revert "PRESUBMIT.py: Don't require "Bug:" for autoroller CLs."
2019-07-12 jonahr@google.com Fix copyTexImage2D corner case with same source/target image.


Created with:
  gclient setdep -r src/third_party/angle@2a4f36b14f03

The AutoRoll server is located here: https://autoroll.skia.org/r/angle-chromium-autoroll

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

If the roll is causing failures, please contact the current sheriff, who should
be CC'd on the roll, and stop the roller if necessary.

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_optional_gpu_tests_rel

TBR=cwallez@chromium.org

Bug: None
Change-Id: Ib0784cad05248bdb10226789742569fe4f86fe17
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1699198Reviewed-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@{#676953}

DEPS

@@ -156,7 +156,7 @@ 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': '25378d6a29ce99897b15e0ab7264ee2e8fda9d78',
+  'angle_revision': '2a4f36b14f030160b29586296224828f166ad7be',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.