Roll src/third_party/skia 53ae936b8447..9e1e8caff331 (1 commits) (#9245)

https://skia.googlesource.com/skia.git
/%2Blog/53ae936b8447..9e1e8caff331

git log 53ae936b8447e94115b99210bd3a0ff8871abb0b..9e1e8caff331e6c68d321250fa6a4c7f59df5cd2 --date=short --no-merges --format=%ad %ae %s
2019-06-09 herb@google.com Add FontCollection.h to gni

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 (herb@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': '53ae936b8447e94115b99210bd3a0ff8871abb0b',
+  'skia_revision': '9e1e8caff331e6c68d321250fa6a4c7f59df5cd2',
 
   # When updating the Dart revision, ensure that all entries that are
   # dependencies of Dart are also updated to match the entries in the