Roll Skia from befe11cae7c1 to ec788be8b577 (2 revisions)

https://skia.googlesource.com/skia.git/+log/befe11cae7c1..ec788be8b577

2020-07-27 skia-autoroll@skia-public.iam.gserviceaccount.com Roll ANGLE from df5ed61ddbca to 3f851efa2adc (5 revisions)
2020-07-27 skia-autoroll@skia-public.iam.gserviceaccount.com Roll SwiftShader from 6a8a74986c35 to 3b2cd31c7400 (9 revisions)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/skia-autoroll
Please CC borenet@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/+doc/master/autoroll/README.md

Cq-Include-Trybots: luci.chromium.try:android_optional_gpu_tests_rel;luci.chromium.try:linux-blink-rel;luci.chromium.try:linux-chromeos-compile-dbg;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: None
Tbr: borenet@google.com
Test: Test: Test: KHR-GLES31.core.shader_storage_buffer_object.basic-syntaxSSOTest: Test: KHR-GLES31.core.vertex_attrib_binding.advanced-bindingUpdateTest: Test: KHR-GLES31.core.vertex_attrib_binding.advanced-largeStrideAndOffsetsNewAndLegacyAPITest: Test: Manual script execution and building in AOSP
Change-Id: Ibbaaa2cf381fc4a4792d4b500510eee5e313998e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2319971Reviewed-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@{#791773}

DEPS

@@ -195,7 +195,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and whatever else without interference from each other.
-  'skia_revision': 'befe11cae7c153587de8aa69ec503c9215bc26ec',
+  'skia_revision': 'ec788be8b577dfaa04b9c965a03964821b6ccef0',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.