Roll src/third_party/skia 86167236d486..a6572f78d084 (2 commits)

https://skia.googlesource.com/skia.git/+log/86167236d486..a6572f78d084

git log 86167236d486..a6572f78d084 --date=short --first-parent --format='%ad %ae %s'
2020-02-25 skia-recreate-skps@skia-swarming-bots.iam.gserviceaccount.com Update Go Deps
2020-02-25 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader 214ec337a0b2..e162b023f539 (3 commits)

Created with:
  gclient setdep -r src/third_party/skia@a6572f78d084

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 jlavrova@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: None
Tbr: jlavrova@google.com
Change-Id: Ife455e31b77f0b7f0007985615012d4946f11e7f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2070991Reviewed-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@{#744206}

DEPS

@@ -171,7 +171,7 @@ 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': '86167236d48640875eef71b9289e141732b307e5',
+  'skia_revision': 'a6572f78d084aa3ca3e6f174a24e753a45ea1fc3',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.