Roll src/third_party/skia 4cbf1de4ac07..ccd45a5efe06 (6 commits)

https://skia.googlesource.com/skia.git/+log/4cbf1de4ac07..ccd45a5efe06

git log 4cbf1de4ac07..ccd45a5efe06 --date=short --first-parent --format='%ad %ae %s'
2020-01-03 skia-autoroll@skia-public.iam.gserviceaccount.com Roll skia/third_party/skcms ab3cf9c7bd22..605b00d7728f (1 commits)
2020-01-03 brianosman@google.com Tweak the CanvasKit interface to SkRuntimeEffect
2020-01-03 mtklein@google.com one more flourish
2020-01-03 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/angle2 cbbfa2f28a0e..1fdf6ca5141d (1 commits)
2020-01-03 mtklein@google.com ultimate retry for image shader cleanup
2020-01-03 skia-autoroll@skia-public.iam.gserviceaccount.com Roll ../src 81693dc9..a12a9d87 (186 commits)

Created with:
  gclient setdep -r src/third_party/skia@ccd45a5efe06

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 nifong@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/+/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: nifong@google.com
Change-Id: I53c5370ac0cad09185c34432b0b4d7b0a278bacb
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1986851Reviewed-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@{#728231}

DEPS

@@ -181,7 +181,7 @@ 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': '4cbf1de4ac079452c29e6fa3fbaa5fe8eaea15b5',
+  'skia_revision': 'ccd45a5efe06ec1e8243ffbd8f2a0b1d841d7aa4',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.