Roll src/third_party/skia 24ed75d..25bcd6a (5 commits) (flutter#16234)

https://skia.googlesource.com/skia.git/+log/24ed75db12ba..25bcd6a6215e

git log 24ed75d..25bcd6a --date=short --first-parent --format='%ad %ae %s'
2020-01-30 [email protected] Roll ../src 243744c215b7..fbfe7df1b1d4 (481 commits)
2020-01-30 [email protected] Roll third_party/externals/swiftshader 6c3dc3581eaf..430def835f9f (7 commits)
2020-01-30 [email protected] Roll third_party/externals/angle2 2bc9cc1..ee07cb3 (18 commits)
2020-01-30 [email protected] Add a stencil/tessellation hybrid mode for path rendering
2020-01-30 recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com Roll recipe dependencies (trivial).

Created with:
  gclient setdep -r src/third_party/skia@25bcd6a6215e

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/skia-flutter-autoroll
Please CC [email protected] on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

Bug: None
Tbr: [email protected]

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': '24ed75db12ba8bcdfb75a6794093e68cab4c4270',
+  'skia_revision': '25bcd6a6215eb503eddb36f110667802518394c1',
 
   # 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

@@ -1,4 +1,4 @@
-Signature: e67d53f8b5b038f4ec9086043b583f75
+Signature: efbbc290c55be439f564c929317a335d
 
 UNUSED LICENSES:
 
@@ -5126,8 +5126,6 @@ FILE: ../../../third_party/skia/src/gpu/effects/generated/GrComposeLerpEffect.cp
 FILE: ../../../third_party/skia/src/gpu/effects/generated/GrComposeLerpEffect.h
 FILE: ../../../third_party/skia/src/gpu/effects/generated/GrComposeLerpRedEffect.cpp
 FILE: ../../../third_party/skia/src/gpu/effects/generated/GrComposeLerpRedEffect.h
-FILE: ../../../third_party/skia/src/gpu/tessellate/GrCoverShader.cpp
-FILE: ../../../third_party/skia/src/gpu/tessellate/GrCoverShader.h
 FILE: ../../../third_party/skia/src/gpu/tessellate/GrGpuTessellationPathRenderer.cpp
 FILE: ../../../third_party/skia/src/gpu/tessellate/GrGpuTessellationPathRenderer.h
 FILE: ../../../third_party/skia/src/gpu/tessellate/GrStencilPathShader.cpp
@@ -5389,6 +5387,9 @@ FILE: ../../../third_party/skia/docs/examples/unexpected_setAlphaType.cpp
 FILE: ../../../third_party/skia/docs/examples/upscale_checkerboard.cpp
 FILE: ../../../third_party/skia/docs/examples/weird_RRect_bug.cpp
 FILE: ../../../third_party/skia/docs/examples/zero_off_dashing.cpp
+FILE: ../../../third_party/skia/src/gpu/tessellate/GrFillPathShader.cpp
+FILE: ../../../third_party/skia/src/gpu/tessellate/GrFillPathShader.h
+FILE: ../../../third_party/skia/src/gpu/tessellate/GrPathShader.h
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