Roll src/third_party/skia 1337f5b85978..76dc683364c2 (18 commits) (flutter#7418)

https://skia.googlesource.com/skia.git/%2Blog/1337f5b85978..76dc683364c2

git log 1337f5b859787de20c368d0d3f089b2e698c1848..76dc683364c2d48b87e7b1b414a3d456203e156c --date=short --no-merges --format=%ad %ae %s
2019-01-09 [email protected] Roll third_party/externals/angle2 29b4941737bc..4f3b207d049a (1 commits)
2019-01-08 [email protected] Roll recipe dependencies (trivial).
2019-01-08 [email protected] Roll recipe dependencies (trivial).
2019-01-09 [email protected] Update go_deps asset
2019-01-08 [email protected] Roll recipe dependencies (trivial).
2019-01-08 [email protected] Roll recipe dependencies (trivial).
2019-01-09 [email protected] Roll third_party/externals/angle2 6344d8ea30d7..29b4941737bc (2 commits)
2019-01-08 [email protected] Roll recipe dependencies (trivial).
2019-01-08 [email protected] Roll recipe dependencies (trivial).
2019-01-08 [email protected] Reland &flutter#34;Use specialized quad lists in rectangle ops&flutter#34;
2019-01-08 [email protected] Add ability to write out VkPipelineCache to gpu PersistentCache.
2019-01-07 [email protected] Add support for Windows to the gradle builds
2019-01-07 [email protected] sed s/drawSimpleText/drawString/
2019-01-08 [email protected] Remove templates from GrTextBlobVertexRegenerator
2019-01-08 [email protected] gm/gammagradienttext: Attempt to see what changed in gold.
2019-01-08 [email protected] Add Ubuntu18 jobs.
2019-01-07 [email protected] Reland &flutter#34;ccpr: Support caching of paths that span multiple tiles&flutter#34;
2019-01-08 [email protected] Roll recipe dependencies (trivial).

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 ([email protected]), and stop
the roller if necessary.

Author: skia-flutter-autoroll

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': '1337f5b859787de20c368d0d3f089b2e698c1848',
+  'skia_revision': '76dc683364c2d48b87e7b1b414a3d456203e156c',
 
   # 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: 290221be541fa4e78852f2eb54b5ad1c
+Signature: 0d6fbd6dc3d322399dc0425222da47f5
 
 UNUSED LICENSES: