Roll src/third_party/skia 7b617a7fc85d..afebe1614e5e (8 commits) (#6258)

https://skia.googlesource.com/skia.git/+log/7b617a7fc85d..afebe1614e5e


Created with:
  gclient setdep -r src/third_party/skia@afebe1614e5e

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, who should
be CC'd on the roll, 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': '7b617a7fc85db973fc15e225c56a4da05f564e36',
+  'skia_revision': 'afebe1614e5e5964a13f3083b66925df79a92a32',
 
   # 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: df6172050acff69f2268723bb4859d7c
+Signature: b2aab89230c83ed1b9a73c02b71dd5d2
 
 UNUSED LICENSES:
 
@@ -3189,8 +3189,6 @@ FILE: ../../../third_party/skia/src/shaders/SkLocalMatrixShader.cpp
 FILE: ../../../third_party/skia/src/shaders/SkLocalMatrixShader.h
 FILE: ../../../third_party/skia/src/shaders/SkPictureShader.cpp
 FILE: ../../../third_party/skia/src/shaders/SkPictureShader.h
-FILE: ../../../third_party/skia/src/shaders/gradients/SkTwoPointConicalGradient_gpu.cpp
-FILE: ../../../third_party/skia/src/shaders/gradients/SkTwoPointConicalGradient_gpu.h
 FILE: ../../../third_party/skia/src/utils/SkDashPath.cpp
 FILE: ../../../third_party/skia/src/utils/SkDashPathPriv.h
 FILE: ../../../third_party/skia/src/utils/SkEventTracer.cpp
@@ -5199,8 +5197,6 @@ FILE: ../../../third_party/skia/src/gpu/GrRenderTargetOpList.h
 FILE: ../../../third_party/skia/src/gpu/SkGpuDevice.h
 FILE: ../../../third_party/skia/src/gpu/SkGr.cpp
 FILE: ../../../third_party/skia/src/ports/SkDebug_win.cpp
-FILE: ../../../third_party/skia/src/shaders/gradients/SkGradientBitmapCache.cpp
-FILE: ../../../third_party/skia/src/shaders/gradients/SkGradientBitmapCache.h
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