Roll src/third_party/skia 0fd4f01b9b83..3de645cbca78 (1 commits) (flutter#13776)

https://skia.googlesource.com/skia.git/+log/0fd4f01b9b83..3de645cbca78

git log 0fd4f01b9b83..3de645cbca78 --date=short --no-merges --format='%ad %ae %s'
2019-11-11 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/swiftshader d9ed1c2732ba..31edef751a8d (3 commits)

Created with:
  gclient setdep -r src/third_party/skia@3de645cbca78

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 halcanary@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=halcanary@google.com

Author: skia-flutter-autoroll

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': '0fd4f01b9b83f9c24e1e07ba96124ae8e3836a62',
+  'skia_revision': '3de645cbca784e8daf740fe5945befb1800ed8c6',
 
   # 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

@@ -1,4 +1,4 @@
-Signature: 38854b243b1fbdfe2021e227160d6f46
+Signature: b2816ba7c238ea19879731426c08b7d3
 
 UNUSED LICENSES: