Roll src/third_party/angle a11db2ac7c5e..12a1fe4a5b7a (5 commits)

https://chromium.googlesource.com/angle/angle.git/+log/a11db2ac7c5e..12a1fe4a5b7a


git log a11db2ac7c5e..12a1fe4a5b7a --date=short --no-merges --format='%ad %ae %s'
2019-03-20 syoussefi@chromium.org Add perf test for fbo clear gpu time
2019-03-20 jmadill@chromium.org Introduce ConfigParameters test helper struct.
2019-03-20 jmadill@chromium.org Vulkan: Cleanups to shader generation script.
2019-03-20 jmadill@chromium.org Vulkan: Force a flush in ContextVk::onDestroy.
2019-03-20 jmadill@chromium.org Use common SystemInfo in tests.


Created with:
  gclient setdep -r src/third_party/angle@12a1fe4a5b7a

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=jmadill@chromium.org

Change-Id: I8229b0fb46319f0145a887723c60445076c002ad
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1532051
Reviewed-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@{#642636}
1 file changed