Roll src/third_party/skia 91032f8cd7ea..d8f79a27b06b (16 commits) (#9457)

https://skia.googlesource.com/skia.git
/%2Blog/91032f8cd7ea..d8f79a27b06b

git log 91032f8cd7eaf5ab5d562b6bf8b726000ae33709..d8f79a27b06b5bce7a27f89ce2d43d39f8c058dc --date=short --no-merges --format=%ad %ae %s
2019-06-24 robertphillips@google.com Reduce GrCaps' reliance on GrPixelConfig
2019-06-24 brianosman@google.com Install runtime check error handler in RTC builds
2019-06-24 bsalomon@google.com GrColorSpaceInfo stores SkAlphaType.
2019-06-20 halcanary@google.com experimental/editor: progress on newlines
2019-06-24 benjaminwagner@google.com Shuffle jobs to the NVIDIA_Shield (2 of 2)
2019-06-24 mtklein@google.com fix Dockerfile?
2019-06-23 mtklein@google.com add bit_clear
2019-06-24 fmalita@chromium.org [skottie] Run resources "GMs" on Lottie bots
2019-06-24 emircan@google.com Enable creating protected vulkan backend
2019-06-23 mtklein@google.com split out Analysis struct from Instruction
2019-06-23 mtklein@google.com embed val_to_reg in Builder::Instruction
2019-06-23 mtklein@google.com refactor to remove the need for death schedule
2019-06-22 mtklein@google.com split ID -> Reg,Val
2019-06-22 mtklein@google.com simplify instructions back to one immediate
2019-06-24 benjaminwagner@google.com Shuffle jobs to the NVIDIA_Shield (1 of 2)
2019-06-24 brianosman@google.com Particles: SkScalar -> float

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 (djsollen@google.com), and stop
the roller if necessary.

DEPS

@@ -26,7 +26,7 @@ vars = {
   'skia_git': 'https://skia.googlesource.com',
   # OCMock is for testing only so there is no google clone
   'ocmock_git': 'https://github.com/erikdoe/ocmock.git',
-  'skia_revision': '91032f8cd7eaf5ab5d562b6bf8b726000ae33709',
+  'skia_revision': 'd8f79a27b06b5bce7a27f89ce2d43d39f8c058dc',
 
   # 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: 61eac26066b650ebedd0be449705e580
+Signature: 7306773d9878069b3e05a227d401193a
 
 UNUSED LICENSES: