Roll Skia from b961fc353715 to 8264a73430de (1 revision) (#46289)

https://skia.googlesource.com/skia.git/+log/b961fc353715..8264a73430de

2023-09-26 skia-autoroll@skia-public.iam.gserviceaccount.com Roll Skia Infra from 2888f630bd2e to d850dc2502db (3 revisions)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/skia-flutter-autoroll
Please CC brianosman@google.com,bungeman@google.com,jonahwilliams@google.com,rmistry@google.com on the revert to ensure that a human
is aware of the problem.

To file a bug in Skia: https://bugs.chromium.org/p/skia/issues/entry
To file a bug in Flutter: https://github.com/flutter/flutter/issues/new/choose

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

Author: skia-flutter-autoroll

DEPS

@@ -18,7 +18,7 @@ vars = {
   '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': 'b961fc35371508346c7552cb8f79651f154f10c3',
+  'skia_revision': '8264a73430deecddbd339571e83f4e2d25c0cce2',
 
   # 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

@@ -1,4 +1,4 @@
-Signature: cb42284d0ee129a14b8b6ff190533956
+Signature: c2eefcde064d0e266da9d32658d43f44
 
 ====================================================================================================
 LIBRARY: etc1