Roll Skia from 4a56f4c29ec5 to 853d4ed2ff41 (18 revisions)

https://skia.googlesource.com/skia.git/+log/4a56f4c29ec5..853d4ed2ff41

2020-08-20 mtklein@google.com Revert "remove sksl interpreter guards"
2020-08-20 ethannicholas@google.com Revert "Added support for the 'inline' hint on SkSL functions"
2020-08-20 ethannicholas@google.com Revert "SkSL CPP and H backends no longer emitted in non-dev builds"
2020-08-20 ethannicholas@google.com Revert "SkSL now supports uniform array types"
2020-08-19 csmartdalton@google.com Move GrWangsFormula::nextlog2 to sk_float_nextlog2
2020-08-19 johnstiles@google.com Remove final vestiges of sk_InColor.
2020-08-19 ethannicholas@google.com SkSL now supports uniform array types
2020-08-19 csmartdalton@google.com Add utilities to SkGeometry for quad and cubic rotation angles
2020-08-19 mtklein@google.com update placeholder approx op count
2020-08-19 johnstiles@google.com Remove sk_InColor from unit tests.
2020-08-19 adlai@google.com Remove GrContext variant of SkImageGenerator::isValid
2020-08-19 johnstiles@google.com Fix simplification of switch statements with casts.
2020-08-19 reed@google.com pass 'nested' bool to approximateOpCount
2020-08-19 mtklein@google.com clean up SK_LATE_DITHER
2020-08-19 ethannicholas@google.com Added support for the 'inline' hint on SkSL functions
2020-08-19 mtklein@google.com remove sksl interpreter guards
2020-08-19 johnstiles@google.com Add as<SymbolSubclass> to downcast Symbols more safely.
2020-08-19 ethannicholas@google.com SkSL CPP and H backends no longer emitted in non-dev builds

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 stani@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: stani@google.com
Change-Id: I975313e598b62bb84d1211bdfef4d5e2d9538669
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2366152Reviewed-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@{#799988}

DEPS

@@ -195,7 +195,7 @@ 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': '4a56f4c29ec5ae2051d0e0d84521969de2d7a1b9',
+  'skia_revision': '853d4ed2ff41af6d1c480c9c4263c94bb8110913',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.