Roll src/third_party/skia 81e8d3b29662..618d7e7febd0 (1 commits)

https://skia.googlesource.com/skia.git/+log/81e8d3b29662..618d7e7febd0

git log 81e8d3b29662..618d7e7febd0 --date=short --no-merges --format='%ad %ae %s'
2019-10-22 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader 26c6c4a5eb83..23f9c25f60ee (2 commits)

Created with:
  gclient setdep -r src/third_party/skia@618d7e7febd0

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 michaelludwig@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
TBR=michaelludwig@google.com

Bug: chromium:None
Change-Id: I35ecfad6a99d89dbbf56e09d0758e79d530920dd
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1873096Reviewed-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@{#708105}

DEPS

@@ -167,7 +167,7 @@ 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': '81e8d3b296629532589e58625eec2a59378edf35',
+  'skia_revision': '618d7e7febd0dab98cedc12451ad7c703bcfcf93',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.