Roll Skia from ff44584b475b to 203ae7e60e20 (12 revisions)

https://skia.googlesource.com/skia.git/+log/ff44584b475b..203ae7e60e20

2020-12-11 reed@google.com Revert "Fix SkPathStroker::CheckConicLinear"
2020-12-11 kjlubick@google.com [infra] Add CIPD asset for mockery.
2020-12-11 kjlubick@google.com [canvaskit] Add API for deleting webgl ctx
2020-12-11 skia-autoroll@skia-public.iam.gserviceaccount.com Roll SwiftShader from d94a77b304f4 to 0a64a9747555 (3 revisions)
2020-12-11 skia-autoroll@skia-public.iam.gserviceaccount.com Roll ANGLE from 067a12f05951 to c75473c2cf88 (10 revisions)
2020-12-11 skia-autoroll@skia-public.iam.gserviceaccount.com Roll Dawn from 29fd62989338 to 6bcd4aceef10 (1 revision)
2020-12-11 csmartdalton@google.com Suppress ASAN warning for divide-by-zero in SkFindQuadMidTangent
2020-12-11 johnstiles@google.com Add parameter names to FunctionDeclaration descriptions.
2020-12-11 reed@google.com Remove dead code (from old flags)
2020-12-11 csmartdalton@google.com Fix SkPathStroker::CheckConicLinear
2020-12-10 bsalomon@google.com Restore GrRenderTargetContext as an alias for GrSurfaceDrawContext
2020-12-10 johnstiles@google.com Fix misspelling of faceforward() intrinsic in SPIR-V.

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 jmbetancourt@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: jmbetancourt@google.com
Test: Test: Test: Inspect the resulting markdown docTest: Test: angle_end2end_tests --gtest_filter=EGLSyncTest.*/ES2_VulkanTest: Test: run roll_aosp.sh --copy-to-vendor-partion, build the Android image
Change-Id: If91a623b1b66357db9cc0b78ff583edd6ed7cbda
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2586905Reviewed-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@{#836124}

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': 'ff44584b475b99e75bce4948c840abc67ebfb4f6',
+  'skia_revision': '203ae7e60e20a2bcc209030d13a905a4dc639757',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.