Roll src/third_party/skia 666707336e07..231f1bf56556 (1 commits) (#16876)

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': '666707336e0789d92abce0ad008423a395dbf34a',
+  'skia_revision': '231f1bf56556a3341c4e9ae310bb7cebc4b54ebb',
 
   # 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: ad0705b3bdb5d82ec135564060b4080b
+Signature: 797cf94bef8be7e7474b216092565f3f
 
 UNUSED LICENSES: