Roll Skia from 3244745c3d4b to 4c47d0ddea16 (3 revisions)

https://skia.googlesource.com/skia.git/+log/3244745c3d4b..4c47d0ddea16

2020-06-17 skia-recreate-skps@skia-swarming-bots.iam.gserviceaccount.com Update Go Deps
2020-06-17 skia-autoroll@skia-public.iam.gserviceaccount.com Roll Chromium from c5b7f210 to 5af39e89 (524 revisions)
2020-06-17 skia-autoroll@skia-public.iam.gserviceaccount.com Roll SwiftShader from 8cbee4107cf1 to 763957e6b4fc (8 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 djsollen@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: djsollen@google.com
Change-Id: If4f246c88830cfdac65e90090a29c950a50c8bb2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2249558Reviewed-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@{#779211}

DEPS

@@ -182,7 +182,7 @@ 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': '3244745c3d4b0b4e72e7077f74dfa595d82caad4',
+  'skia_revision': '4c47d0ddea168e90464981d75ba40a8a0952772d',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.