Roll Skia from ad5944cf8dbb to 23d8f9453581 (17 revisions) (flutter#27988)

Author: skia-flutter-autoroll

DEPS

@@ -27,7 +27,7 @@ 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': 'ad5944cf8dbbe2ccfb5e313aaba3cd7d59414f14',
+  'skia_revision': '23d8f94535813d7c973af69aaeb67a0e5d7c9140',
 
   # 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: d29739fa9d3c3a29c6629f10ac43012f
+Signature: 220af64e2b1faa2466d2645cad6fb49c
 
 UNUSED LICENSES:
 
@@ -1842,17 +1842,13 @@ FILE: ../../../third_party/skia/src/effects/imagefilters/SkShaderImageFilter.cpp
 FILE: ../../../third_party/skia/src/gpu/GrAppliedClip.h
 FILE: ../../../third_party/skia/src/gpu/GrAuditTrail.cpp
 FILE: ../../../third_party/skia/src/gpu/GrAuditTrail.h
-FILE: ../../../third_party/skia/src/gpu/GrClipStackClip.cpp
-FILE: ../../../third_party/skia/src/gpu/GrClipStackClip.h
 FILE: ../../../third_party/skia/src/gpu/GrColorSpaceXform.cpp
 FILE: ../../../third_party/skia/src/gpu/GrColorSpaceXform.h
 FILE: ../../../third_party/skia/src/gpu/GrDirectContextPriv.h
 FILE: ../../../third_party/skia/src/gpu/GrFixedClip.h
 FILE: ../../../third_party/skia/src/gpu/GrOpsRenderPass.cpp
 FILE: ../../../third_party/skia/src/gpu/GrOpsRenderPass.h
 FILE: ../../../third_party/skia/src/gpu/GrProgramDesc.cpp
-FILE: ../../../third_party/skia/src/gpu/GrReducedClip.cpp
-FILE: ../../../third_party/skia/src/gpu/GrReducedClip.h
 FILE: ../../../third_party/skia/src/gpu/GrRenderTargetProxy.cpp
 FILE: ../../../third_party/skia/src/gpu/GrRenderTargetProxy.h
 FILE: ../../../third_party/skia/src/gpu/GrResourceHandle.h