Roll Skia from 6ab9a7f46467 to ab12a43ea332 (4 revisions) (#40082)

Roll Skia from 6ab9a7f46467 to ab12a43ea332 (4 revisions)

DEPS

diff --git a/DEPS b/DEPS
index 4964139..bba94c2 100644
--- a/DEPS
+++ b/DEPS
@@ -18,7 +18,7 @@
   'llvm_git': 'https://llvm.googlesource.com',
   # OCMock is for testing only so there is no google clone
   'ocmock_git': 'https://github.com/erikdoe/ocmock.git',
-  'skia_revision': '6ab9a7f4646700c8e879e145d74e35e973b15cf5',
+  'skia_revision': 'ab12a43ea332711e38042f79587cfa6f0a7ceca4',
 
   # WARNING: DO NOT EDIT canvaskit_cipd_instance MANUALLY
   # See `lib/web_ui/README.md` for how to roll CanvasKit to a new version.

ci/licenses_golden/licenses_skia

diff --git a/ci/licenses_golden/licenses_skia b/ci/licenses_golden/licenses_skia
index 995d866..d4ff512 100644
--- a/ci/licenses_golden/licenses_skia
+++ b/ci/licenses_golden/licenses_skia
@@ -1,4 +1,4 @@
-Signature: 7dd436b8526b3eca898d972aaa523ff9
+Signature: 0dbd74a4999cf35586539caf2faf9155
 
 ====================================================================================================
 LIBRARY: etc1