Roll Skia from 2d76d7760f80 to 259ad7844587 (1 revision)

https://skia.googlesource.com/skia.git/+log/2d76d7760f80..259ad7844587

2021-11-01 [email protected] Remove unreferenced canCoerce method.

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] 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

DEPS

@@ -27,7 +27,7 @@ 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': '2d76d7760f80712bce5187070d9ce06c557b2287',
+  'skia_revision': '259ad78445875147cf300a1cb6ae8e8e5b68ac82',
 
   # 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: e4fe66f9ae756d3f1cba97cb981d5480
+Signature: d1d3fd47526d7e003b3381f76b2930be
 
 UNUSED LICENSES: