Roll src/third_party/skia c5ee499f2c59..80dd599e91d0 (5 commits) (#8301)

https://skia.googlesource.com/skia.git/%2Blog/c5ee499f2c59..80dd599e91d0

git log c5ee499f2c5913d0d330bfc76944d2c36dfc8e34..80dd599e91d057009461fd221f29ac56f79dc6c3 --date=short --no-merges --format=%ad %ae %s
2019-03-26 skia-autoroll@skia-public.iam.gserviceaccount.com Roll ../src 40ce19f3a56f..4035f6c897d0 (377 commits)
2019-03-26 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/angle2 9078c6a7199b..da37e7f6759d (5 commits)
2019-03-25 fmalita@chromium.org Make SkShaper available in Fiddle
2019-03-25 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).
2019-03-25 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com 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 (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': 'c5ee499f2c5913d0d330bfc76944d2c36dfc8e34',
+  'skia_revision': '80dd599e91d057009461fd221f29ac56f79dc6c3',
 
   # 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: 0cd6dc53f5ebd38ca3d8943d785b787c
+Signature: 31970da31da48bc6885c38d3033f04e3
 
 UNUSED LICENSES: