Roll src/third_party/skia 2afee77b48ab..ef2489f8b0bb (1 commits) (#7870)

https://skia.googlesource.com/skia.git/%2Blog/2afee77b48ab..ef2489f8b0bb

git log 2afee77b48ab0cf942f4211599643897c3d08f87..ef2489f8b0bb1c831a239389e2686bc54a1890df --date=short --no-merges --format=%ad %ae %s
2019-02-19 skia-recreate-skps@skia-swarming-bots.iam.gserviceaccount.com Update go_deps asset

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 (jvanverth@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': '2afee77b48ab0cf942f4211599643897c3d08f87',
+  'skia_revision': 'ef2489f8b0bb1c831a239389e2686bc54a1890df',
 
   # 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: 0adbca84d6b0813c2a9b79de64468079
+Signature: e33605284245215afe913e483d47c69d
 
 UNUSED LICENSES: