Roll src/third_party/angle ecac2f8fe9bb..d0e56cc64289 (2 commits)

https://chromium.googlesource.com/angle/angle.git/+log/ecac2f8fe9bb..d0e56cc64289

git log ecac2f8fe9bb..d0e56cc64289 --date=short --no-merges --format='%ad %ae %s'
2019-09-05 lujc@google.com Add fallback to write GLenum as hex in capture
2019-09-05 angle-autoroll@skia-public.iam.gserviceaccount.com Roll ./third_party/glslang/src 56f61ccceffa..34953810a62c (1 commits)

Created with:
  gclient setdep -r src/third_party/angle@d0e56cc64289

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 jmadill@chromium.org,jmadill@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/+/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_optional_gpu_tests_rel
TBR=jmadill@chromium.org,jmadill@google.com

Bug: chromium:None
Change-Id: I21f0104a7a9117813eacd66305cbeb5ac3fb2eb4
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1787838Reviewed-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@{#693685}

DEPS

@@ -174,7 +174,7 @@ 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': 'ecac2f8fe9bb9c7b3270be2b897b7a603df2bf33',
+  'angle_revision': 'd0e56cc64289aecbecd3de139d7b47c1e47e2158',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.