Roll src/third_party/skia 617d801ff762..d696f8e6bca3 (6 commits) (#8946)

https://skia.googlesource.com/skia.git
/%2Blog/617d801ff762..d696f8e6bca3

git log 617d801ff76293f07ec89e8e7bc81eb7390c37c4..d696f8e6bca39ebaeb7e5144bb0a515503bcc41a --date=short --no-merges --format=%ad %ae %s
2019-05-13 bsalomon@google.com Support GL_ANGLE_texture_rectangle.
2019-05-10 herb@google.com Add thread safety annotations for SkMutex
2019-05-13 robertphillips@google.com Alter createTestingOnlyBackendTexture methods
2019-05-13 csmartdalton@google.com ccpr: Clip path octo bounds by the scissor
2019-05-10 bsalomon@google.com Add color space and type conversion support to asyncReadPixels
2019-05-10 egdaniel@google.com Remove mutex in GrVkSemaphore

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 (michaelludwig@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': '617d801ff76293f07ec89e8e7bc81eb7390c37c4',
+  'skia_revision': 'd696f8e6bca39ebaeb7e5144bb0a515503bcc41a',
 
   # 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: 57101913d333ab12a2eecd3479555dc0
+Signature: c89138246c6c9a78b59feb3e0433262c
 
 UNUSED LICENSES:
 
@@ -5350,6 +5350,7 @@ FILE: ../../../third_party/skia/experimental/wasm-skp-debugger/debugger_bindings
 FILE: ../../../third_party/skia/gm/crbug_946965.cpp
 FILE: ../../../third_party/skia/gm/runtimecolorfilter.cpp
 FILE: ../../../third_party/skia/include/gpu/gl/GrGLAssembleHelpers.h
+FILE: ../../../third_party/skia/include/private/SkThreadAnnotations.h
 FILE: ../../../third_party/skia/modules/canvaskit/WasmAliases.h
 FILE: ../../../third_party/skia/modules/canvaskit/particles_bindings.cpp
 FILE: ../../../third_party/skia/modules/canvaskit/skottie_bindings.cpp
@@ -5596,7 +5597,6 @@ FILE: ../../../third_party/skia/include/gpu/GrContextThreadSafeProxy.h
 FILE: ../../../third_party/skia/include/private/GrContext_Base.h
 FILE: ../../../third_party/skia/include/private/GrImageContext.h
 FILE: ../../../third_party/skia/include/private/GrRecordingContext.h
-FILE: ../../../third_party/skia/include/private/SkThreadAnnotations.h
 FILE: ../../../third_party/skia/include/private/SkVx.h
 FILE: ../../../third_party/skia/modules/skottie/src/text/SkottieShaper.cpp
 FILE: ../../../third_party/skia/modules/skottie/src/text/SkottieShaper.h