Roll src/third_party/skia 174a3f61fd5d..a695da930510 (2 commits) (flutter/engine#8242)

https://skia.googlesource.com/skia.git/%2Blog/174a3f61fd5d..a695da930510

git log 174a3f61fd5dd38d4ea8943f68ca6d9267252d68..a695da930510831e7d1a7be3ddf98b9f8183b91c --date=short --no-merges --format=%ad %ae %s
2019-03-21 skia-autoroll@skia-public.iam.gserviceaccount.com Roll third_party/externals/angle2 f455f7565a7a..232bfeae6b29 (4 commits)
2019-03-20 benjaminwagner@google.com Add more detail on configuring jobs.

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 (brianosman@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': '174a3f61fd5dd38d4ea8943f68ca6d9267252d68',
+  'skia_revision': 'a695da930510831e7d1a7be3ddf98b9f8183b91c',
 
   # When updating the Dart revision, ensure that all entries that are
   # dependencies of Dart are also updated to match the entries in the

engine/src/flutter/ci/licenses_golden/licenses_skia

@@ -1,4 +1,4 @@
-Signature: af70bc51420cbbc085215a07c1da3b3c
+Signature: 15e7148cf19140d66c66263e01e1c1d3
 
 UNUSED LICENSES: