Roll src/third_party/skia 70041cf243b8..be6549a59d50 (1 commits) (#7623)

https://skia.googlesource.com/skia.git/%2Blog/70041cf243b8..be6549a59d50

git log 70041cf243b85df0d156fffeaf97a4cc1e23a814..be6549a59d50b4f7368babd1092af4f49d9a51ec --date=short --no-merges --format=%ad %ae %s
2019-01-29 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/angle2 0f073667daf0..4b2e00f4d180 (3 commits)

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 (borenet@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': '70041cf243b85df0d156fffeaf97a4cc1e23a814',
+  'skia_revision': 'be6549a59d50b4f7368babd1092af4f49d9a51ec',
 
   # 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: af2d7ca0d71f5c58a98ef1f89c6b5932
+Signature: 5818b213b57f1cd61c497c4f6a488f3b
 
 UNUSED LICENSES: