Roll src/third_party/skia 2ef826576819..effee2065796 (1 commits) (flutter#9646)

https://skia.googlesource.com/skia.git
/%2Blog/2ef826576819..effee2065796

git log 2ef826576819224d94691d9167d16b951fe1dce7..effee206579608fad40658e608db4aa13910f76f --date=short --no-merges --format=%ad %ae %s
2019-07-01 csmartdalton@google.com Use mixed samples internally for default coverage AA

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.

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': '2ef826576819224d94691d9167d16b951fe1dce7',
+  'skia_revision': 'effee206579608fad40658e608db4aa13910f76f',
 
   # 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: 873e7ab8766d08073ccf5de091d5e142
+Signature: 245f197cb735b6fce63231929f50b9d0
 
 UNUSED LICENSES: