Roll src/third_party/skia cec20280b3fb..d1c271bd39f0 (3 commits) (#8321)

https://skia.googlesource.com/skia.git/%2Blog/cec20280b3fb..d1c271bd39f0

git log cec20280b3fb818e3be9a07ef585983c17329a2a..d1c271bd39f037ad08958f913194474e763af288 --date=short --no-merges --format=%ad %ae %s
2019-03-27 skia-recreate-skps@skia-swarming-bots.iam.gserviceaccount.com Update go_deps asset
2019-03-27 skia-recreate-skps@skia-swarming-bots.iam.gserviceaccount.com Update SKP version
2019-03-27 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 (stani@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': 'cec20280b3fb818e3be9a07ef585983c17329a2a',
+  'skia_revision': 'd1c271bd39f037ad08958f913194474e763af288',
 
   # 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: 4483f2de15dffb85d88bd33110514876
+Signature: 69da492a82515d5c30b77a1cff3fd5db
 
 UNUSED LICENSES: