Roll skia cb7188931845..ad994cd8941d (1 commits)

https://skia.googlesource.com/skia.git/+log/cb7188931845..ad994cd8941d

git log cb7188931845..ad994cd8941d --date=short --first-parent --format='%ad %ae %s'
2019-12-10 egdaniel@google.com Store GrSurfaceProxyView on shadow ops.

Created with:
  gclient setdep -r skia@ad994cd8941d

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/skia-lottie-ci-autoroll
Please CC borenet@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

TBR=borenet@google.com

Cq-Include-Trybots: skia/skia.primary:Housekeeper-PerCommit-InfraTests
Bug: None
Change-Id: I73c659ba3c26af1b079dce062c6c2dca86a85fa0
Tbr: borenet@google.com
Reviewed-on: https://skia-review.googlesource.com/c/lottie-ci/+/259193
Reviewed-by: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index 5d80f5c..d8580da 100644
--- a/DEPS
+++ b/DEPS
@@ -11,7 +11,7 @@
   # 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': 'cb71889318451a4c91442d8bcddce9de2a40eb9c',
+  'skia_revision': 'ad994cd8941dfcb4c30ef7b58a40fb351c0e938f',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and whatever else without interference from each other.