Roll src/third_party/angle 32d718f3e81e..9a4bd48d5f0c (4 commits)

https://chromium.googlesource.com/angle/angle.git/+log/32d718f3e81e..9a4bd48d5f0c


git log 32d718f3e81e..9a4bd48d5f0c --date=short --no-merges --format='%ad %ae %s'
2019-06-19 jiawei.shao@intel.com Allow overwriting angle_root in non-Chromium GN configurations
2019-06-18 jmadill@chromium.org Revert "Vulkan: Add missing command pool reset."
2019-06-18 ynovikov@chromium.org Switch ANGLE Win and Linux CI bots to builderless.
2019-06-18 geofflang@chromium.org GL: Add extensions to enable hardware video decode on Android.


Created with:
  gclient setdep -r src/third_party/angle@9a4bd48d5f0c

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

BUG=chromium:973992,chromium:967410
TBR=jonahr@google.com

Change-Id: I0b5158eee0a856d7535f3c43c06f4831ee068157
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1666558Reviewed-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@{#670352}

DEPS

@@ -150,7 +150,7 @@ 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': '32d718f3e81e8bd25a48dcfd082861619fc9079d',
+  'angle_revision': '9a4bd48d5f0c367fd1db39e67aaffdbff1736bd6',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.