Roll src/third_party/skia 1ae54bc22fc2..c3a51a5e47ba (1 commits) (#13433)

https://skia.googlesource.com/skia.git/+log/1ae54bc22fc2..c3a51a5e47ba

git log 1ae54bc22fc2..c3a51a5e47ba --date=short --no-merges --format='%ad %ae %s'
2019-10-30 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader f8f6103eb89f..e1cda3916cee (2 commits)

Created with:
  gclient setdep -r src/third_party/skia@c3a51a5e47ba

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

Bug: None
TBR=jcgregorio@google.com

DEPS

@@ -26,7 +26,7 @@ vars = {
   'skia_git': 'https://skia.googlesource.com',
   # OCMock is for testing only so there is no google clone
   'ocmock_git': 'https://github.com/erikdoe/ocmock.git',
-  'skia_revision': '1ae54bc22fc2161d9f7e3475a952c829c9b73a08',
+  'skia_revision': 'c3a51a5e47baef488b2cb0e303ea93eab0971bda',
 
   # When updating the Dart revision, ensure that all entries that are
   # dependencies of Dart are also updated to match the entries in the

ci/licenses_golden/licenses_skia

-Signature: df0dc9bddf6a7477e9a176275b7c0f70
+Signature: 62c6286efd2b4cac84b808f99a2b7c50
 
 UNUSED LICENSES: