Roll Skia from 6f65f0631e5a to 4a4cfedd1c20 (6 revisions) (#37942)

https://skia.googlesource.com/skia.git/+log/6f65f0631e5a..4a4cfedd1c20

2022-11-28 kjlubick@google.com [bazel] Use same expat_config.h as GN rules
2022-11-28 armansito@google.com [graphite][compute] Use BindBufferInfo for ComputePassTask buffer bindings
2022-11-28 kjlubick@google.com Add docs about suppressed function cast warning
2022-11-28 herb@google.com Try making pop_back_n faster
2022-11-28 kjlubick@google.com [includes] Remove link between SkImage_Base.h -> GrBackendSurface.h
2022-11-28 kjlubick@google.com [infra] Run CheckGeneratedFiles job if any .gni file is changed

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 bungeman@google.com,kaushikiska@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
diff --git a/DEPS b/DEPS
index af64cb0..c7d5b79 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': '6f65f0631e5aba06582c59502b1274f8714fa127',
+  'skia_revision': '4a4cfedd1c20513064f5d48a155a980478634761',
 
   # WARNING: DO NOT EDIT canvaskit_cipd_instance MANUALLY
   # See `lib/web_ui/README.md` for how to roll CanvasKit to a new version.
diff --git a/ci/licenses_golden/licenses_skia b/ci/licenses_golden/licenses_skia
index ee3054f..a297d5a 100644
--- a/ci/licenses_golden/licenses_skia
+++ b/ci/licenses_golden/licenses_skia
@@ -1,4 +1,4 @@
-Signature: c9403f4e30ee80dc306e92b1a6b15a47
+Signature: 5d4b701e73ec0ac24620b278b2450ca8
 
 UNUSED LICENSES: