Roll Skia from 6742d13cbe2e to 4d6310ab2070 (7 revisions) (#23975)

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': '6742d13cbe2e8b92ce0f5e109162b8f9647f7ae1',
+  'skia_revision': '4d6310ab207012d7c8d4423083ed334d2ad77566',
 
   # 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: e1ec42beee5a2a94a6314c22864c8cd7
+Signature: b2fc32267ef2ae2a830f03b59b768a6a
 
 UNUSED LICENSES:
 
@@ -4013,8 +4013,8 @@ FILE: ../../../third_party/skia/src/ports/SkScalerContext_mac_ct.h
 FILE: ../../../third_party/skia/src/ports/SkTypeface_mac_ct.h
 FILE: ../../../third_party/skia/src/utils/mac/SkCGBase.h
 FILE: ../../../third_party/skia/src/utils/mac/SkCGGeometry.h
-FILE: ../../../third_party/skia/src/utils/mac/SkCTFontSmoothBehavior.cpp
-FILE: ../../../third_party/skia/src/utils/mac/SkCTFontSmoothBehavior.h
+FILE: ../../../third_party/skia/src/utils/mac/SkCTFont.cpp
+FILE: ../../../third_party/skia/src/utils/mac/SkCTFont.h
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