Roll Skia from 34ddcb84f3c2 to c924a88e3349 (6 revisions)

https://skia.googlesource.com/skia.git/+log/34ddcb84f3c2..c924a88e3349

2020-10-14 reed@google.com SkPath::shrinkToFit() needs to perform copy-on-write
2020-10-14 djsollen@google.com Enable AHB Surfaces with protected context for OpenGL
2020-10-14 mtklein@google.com slightly more complex runtime color filter GM
2020-10-14 adlai@google.com Fix generated files
2020-10-14 ethannicholas@google.com moved SkSL FunctionDefinition data into IRNode
2020-10-14 robertphillips@google.com Revert "Remove GrContext"

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 robertphillips@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: robertphillips@google.com
Change-Id: Ie344fc4f715338270b26b46c719849b89379404c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2472636Reviewed-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@{#817221}

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': '34ddcb84f3c277bdbed6e01f29d84cf2dd27719c',
+  'skia_revision': 'c924a88e3349a27ae8b656a21e384e256f4c1e71',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.