Roll src/third_party/skia 9dc0b9e2f86a..e9cb76221597 (12 commits) (#10259)

https://skia.googlesource.com/skia.git
/compare/9dc0b9e2f86a..e9cb76221597

git log 9dc0b9e2f86adf9768b9daf2d519a7d1f4d75881..e9cb76221597ac9e9b0bf009ab1a843da8428d83 --date=short --no-merges --format=%ad %ae %s
2019-07-30 halcanary@google.com experimental/editor : handle word-left and word-right
2019-07-30 reed@google.com simplify canvas after looper's demise
2019-07-30 mtklein@google.com small refactors
2019-07-30 senorblanco@chromium.org First implementation of GrDawnUniformHandler.
2019-07-30 halcanary@google.com experimental/editor: clean up BUILD.gn
2019-07-30 michaelludwig@google.com Update SkPicture version for simplified image filter enums
2019-07-30 halcanary@google.com experimental/editor: Editor::markDirty() private helper
2019-07-29 robertphillips@google.com Add GrContext::defaultBackendFormat
2019-07-30 fmalita@chromium.org [skottie] Fix property observer scoping for effects
2019-07-16 fmalita@chromium.org Clean up SkBaseDevice::CreateInfo
2019-07-29 robertphillips@google.com Add GrCaps::isFormatCompressed
2019-07-30 reed@google.com remove drawlooper bots, as that code is now gone

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 (benjaminwagner@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': '9dc0b9e2f86adf9768b9daf2d519a7d1f4d75881',
+  'skia_revision': 'e9cb76221597ac9e9b0bf009ab1a843da8428d83',
 
   # 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: 45bbcd05cb7f14360e67966898988212
+Signature: 739430fa4ce01ab6c7b3685ae34f07ce
 
 UNUSED LICENSES:
 
@@ -4685,6 +4685,8 @@ FILE: ../../../third_party/skia/experimental/editor/run_handler.cpp
 FILE: ../../../third_party/skia/experimental/editor/run_handler.h
 FILE: ../../../third_party/skia/experimental/editor/stringslice.cpp
 FILE: ../../../third_party/skia/experimental/editor/stringslice.h
+FILE: ../../../third_party/skia/experimental/editor/word_boundaries.cpp
+FILE: ../../../third_party/skia/experimental/editor/word_boundaries.h
 FILE: ../../../third_party/skia/experimental/xform/SkShape.cpp
 FILE: ../../../third_party/skia/experimental/xform/SkShape.h
 FILE: ../../../third_party/skia/experimental/xform/SkXform.cpp
@@ -4991,6 +4993,8 @@ FILE: ../../../third_party/skia/src/gpu/dawn/GrDawnGpuCommandBuffer.cpp
 FILE: ../../../third_party/skia/src/gpu/dawn/GrDawnGpuCommandBuffer.h
 FILE: ../../../third_party/skia/src/gpu/dawn/GrDawnRenderTarget.cpp
 FILE: ../../../third_party/skia/src/gpu/dawn/GrDawnRenderTarget.h
+FILE: ../../../third_party/skia/src/gpu/dawn/GrDawnUniformHandler.cpp
+FILE: ../../../third_party/skia/src/gpu/dawn/GrDawnUniformHandler.h
 FILE: ../../../third_party/skia/src/gpu/dawn/GrDawnUtil.cpp
 FILE: ../../../third_party/skia/src/gpu/dawn/GrDawnUtil.h
 FILE: ../../../third_party/skia/src/gpu/effects/GrMixerEffect.fp