Roll Skia from 2564767 to bf66ffb (27 revisions) (flutter#21230)

Author: skia-flutter-autoroll

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': '2564767d24e558f48f9a91e0b20d20a2d6a8bbd6',
+  'skia_revision': 'bf66ffbbd4ce79bc423fe469a2f90acebd3dba91',
 
   # 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: 485658ff3c37addf345dc164bc48ba29
+Signature: ebd8bc066fc36f64f1fe466aedcb2238
 
 UNUSED LICENSES:
 
@@ -4134,6 +4134,8 @@ FILE: ../../../third_party/skia/src/gpu/GrEagerVertexAllocator.h
 FILE: ../../../third_party/skia/src/gpu/GrHashMapWithCache.h
 FILE: ../../../third_party/skia/src/gpu/GrRecordingContextPriv.cpp
 FILE: ../../../third_party/skia/src/gpu/GrSTArenaList.h
+FILE: ../../../third_party/skia/src/gpu/GrThreadSafeUniquelyKeyedProxyViewCache.cpp
+FILE: ../../../third_party/skia/src/gpu/GrThreadSafeUniquelyKeyedProxyViewCache.h
 FILE: ../../../third_party/skia/src/gpu/ccpr/GrAutoMapVertexBuffer.h
 FILE: ../../../third_party/skia/src/gpu/effects/GrArithmeticProcessor.fp
 FILE: ../../../third_party/skia/src/gpu/effects/GrDitherEffect.fp