Roll src/third_party/skia d6f349750bfd..caf4f9241217 (2 commits) (#7386)

https://skia.googlesource.com/skia.git/%2Blog/d6f349750bfd..caf4f9241217

git log d6f349750bfde2141b949a8883878b4a373850c4..caf4f9241217b77f728b1913a0208a147e8150c5 --date=short --no-merges --format=%ad %ae %s
2019-01-06 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/angle2 f75e654d1966..86b0868d367c (1 commits)
2019-01-06 skia-recreate-skps@skia-swarming-bots.iam.gserviceaccount.com Update SKP version

The AutoRoll server is located here: https://autoroll.skia.org/r/skia-flutter-autoroll

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

If the roll is causing failures, please contact the current sheriff (bsalomon@google.com), and stop
the roller if necessary.

DEPS

@@ -23,7 +23,7 @@ vars = {
   'fuchsia_git': 'https://fuchsia.googlesource.com',
   'github_git': 'https://github.com',
   'skia_git': 'https://skia.googlesource.com',
-  'skia_revision': 'd6f349750bfde2141b949a8883878b4a373850c4',
+  'skia_revision': 'caf4f9241217b77f728b1913a0208a147e8150c5',
 
   # 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: 4f333d5b13249aa877e8ef66d46040dd
+Signature: 690afc54b4ff56c225f377c44e397a51
 
 UNUSED LICENSES: