Roll src/third_party/skia 974165680cfc..cb52badca04a (1 commits)

https://skia.googlesource.com/skia.git/+log/974165680cfc..cb52badca04a

git log 974165680cfc..cb52badca04a --date=short --no-merges --format='%ad %ae %s'
2019-09-15 skia-recreate-skps@skia-swarming-bots.iam.gserviceaccount.com Update SKP version

Created with:
  gclient setdep -r src/third_party/skia@cb52badca04a

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 brianosman@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
TBR=brianosman@google.com

Bug: None
Change-Id: I9a04aac8c3e1eaab7696d164c5526bdf2ab034a7
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1805246Reviewed-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@{#696679}

DEPS

@@ -162,7 +162,7 @@ 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': '974165680cfccbf29725b96a4b040dd2f1e44bd3',
+  'skia_revision': 'cb52badca04a32ccb7935facce6f35abac7f62e3',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.