Roll Skia from 529b25929c85 to f639a24c5041 (1 revision) (#22915)

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': '529b25929c855cce6c0f4cf29d48afa7e01804f2',
+  'skia_revision': 'f639a24c5041a1260a8ecee55a307215db1d567b',
 
   # 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: d707e006948cdf8955be25b3b5c9b30f
+Signature: d516cfd4cb4534a78efc37d1605ee4e8
 
 UNUSED LICENSES: