Roll src/third_party/angle 35785308a451..80f55e974204 (5 commits)

https://chromium.googlesource.com/angle/angle.git/+log/35785308a451..80f55e974204

git log 35785308a451..80f55e974204 --date=short --first-parent --format='%ad %ae %s'
2020-03-03 jmadill@chromium.org Expose glGetInteger64vEXT.
2020-03-02 lexa.knyazev@gmail.com Add OES_draw_buffers_indexed autogenerated wrappers and validation redirects.
2020-03-02 geofflang@google.com Add scripts for rolling and generating Android.bp for AOSP
2020-03-02 tobine@google.com Vulkan:Disable FramebufferVk cache on Apple
2020-03-02 geofflang@google.com Change commit_id 'check' back to looking for .git files.

Created with:
  gclient setdep -r src/third_party/angle@80f55e974204

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 ianelliott@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
Bug: None
Tbr: ianelliott@google.com
Change-Id: Ib3254a0c0272fa7c88cccd8e29f498ba6dcf951c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2083930Reviewed-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@{#746243}

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': '35785308a451034d169ef9e2fc0d16691a9494e8',
+  'angle_revision': '80f55e97420423d4b52aa7cf810d25e8ae125dce',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling SwiftShader
   # and whatever else without interference from each other.