Roll Skia from 0bc32f23f69e to f8dfc3b51883 (5 revisions)

https://skia.googlesource.com/skia.git/+log/0bc32f23f69e..f8dfc3b51883

2021-01-19 johnstiles@google.com Generate valid Metal code when globals reference one another.
2021-01-19 adlai@google.com Optimize task clustering, part 1
2021-01-19 fmalita@chromium.org [svg] Cleanup: drop the presentation attribute SkPaint cache
2021-01-19 bungeman@google.com Avoid division by zero when shaping.
2021-01-19 bsalomon@google.com Revert "Test all YUVA image factories with different encoded origins."

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 scroggo@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
Cq-Do-Not-Cancel-Tryjobs: true
Bug: None
Tbr: scroggo@google.com
Change-Id: I069d44c5d3de7225aa974fc1c682f2a12c62f677
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2638012Reviewed-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@{#844855}

DEPS

@@ -199,7 +199,7 @@ 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': '0bc32f23f69e3ba865f665745d33a420676de319',
+  'skia_revision': 'f8dfc3b51883c03792f04ab8d16df68ef0b6e507',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.