Roll src/third_party/skia 7676f4ecf3ec..02b91385f58b (7 commits)

https://skia.googlesource.com/skia.git/+log/7676f4ecf3ec..02b91385f58b

git log 7676f4ecf3ec..02b91385f58b --date=short --first-parent --format='%ad %ae %s'
2020-04-28 herb@google.com Rename flush -> addOp
2020-04-28 jcgregorio@google.com Turn on Vulkan bots for Galaxy S20.
2020-04-28 brianosman@google.com Compare all fields in SkSL::Layout::operator==
2020-04-28 brianosman@google.com Use constant swizzle syntax in GrDrawVerticesOp
2020-04-28 fmalita@chromium.org [skottie] Brightness and Contrast effect
2020-04-28 mtklein@google.com detect failed matrix update in SkDraw::drawAtlas()
2020-04-28 brianosman@google.com Change Marker IDs to be strings

Created with:
  gclient setdep -r src/third_party/skia@02b91385f58b

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 ethannicholas@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-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: chromium:1070480
Tbr: ethannicholas@google.com
Change-Id: I3e3f5af9ac2e1524cc9180c8d1cc3f8a3e16203f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2170304Reviewed-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@{#763448}

DEPS

@@ -178,7 +178,7 @@ 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': '7676f4ecf3ec2f544701465faca1d33af1489822',
+  'skia_revision': '02b91385f58b84dc14cb6f81478b36d7fcb0d24b',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.