Roll Skia from ad51509c8e3f to b2a4969c7782 (3 revisions)

https://skia.googlesource.com/skia.git/+log/ad51509c8e3f..b2a4969c7782

2023-09-14 [email protected] Revert "Reland "Add epsilon to texture effect clamping at pixel centers""
2023-09-14 [email protected] Avoid stack corruption of rtAdjust array.
2023-09-13 [email protected] Roll vulkan-deps from f64a38bd0c7a to 61dbf7960649 (6 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 [email protected],[email protected],[email protected],[email protected] 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': 'ad51509c8e3f28a70a80bf2b2b11ebd7608b5195',
+  'skia_revision': 'b2a4969c778238a4eeca78a63def5ee54d8a30d6',
 
   # 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: aa90a98c50eb446a40e6fd4326d88eed
+Signature: b50d9b5ac9fa871830df83643c7b7e37
 
 ====================================================================================================
 LIBRARY: etc1