Roll Skia from a8486d10e0cc to 997c907f1190 (5 revisions) (#20239)

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': 'a8486d10e0cc4daacc5420271305b35ca822ce64',
+  'skia_revision': '997c907f1190b41f6babf9a05aa668007443a139',
 
   # 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: 56bf901075bf752d3c88cf8037fb5abf
+Signature: 0d81570135f3eab5e9bccf9a6244e2d9
 
 UNUSED LICENSES: