Roll src/third_party/angle dd29370cdd41..1cc49bb2e230 (1 commits)

https://chromium.googlesource.com/angle/angle.git/+log/dd29370cdd41..1cc49bb2e230

git log dd29370cdd41..1cc49bb2e230 --date=short --first-parent --format='%ad %ae %s'
2020-04-02 jmadill@chromium.org Squash State::mContext and State::mID.

Created with:
  gclient setdep -r src/third_party/angle@1cc49bb2e230

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 cwallez@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-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: cwallez@google.com
Change-Id: Ic35baefef08c7f98645c2639f9d94147edd51818
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2134647Reviewed-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@{#756155}

DEPS

@@ -187,7 +187,7 @@ 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': 'dd29370cdd4111e8a2099e60d99b2343ae12d49e',
+  'angle_revision': '1cc49bb2e230555fb3dc33d3400a5f7a0cefe943',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.