Roll Skia from ec60ef9ab4ab to e684c6daef6b (3 revisions) (#19301)

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': 'ec60ef9ab4abb1f1a82dc941545067c08bbe56e3',
+  'skia_revision': 'e684c6daef6bfb774a325a069eda1f76ca6ac26c',
 
   # 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: 7ff26a92942e49aec7fe8943ded7cfd7
+Signature: e6aff88fdc287a8de2a6683fd359eaea
 
 UNUSED LICENSES: