Roll Skia from d7a9375e86c1 to 4c1856aadb85 (2 revisions) (#53680)

https://skia.googlesource.com/skia.git/+log/d7a9375e86c1..4c1856aadb85

2024-07-02 [email protected] Roll SK Tool from a06878f25d87 to a4c3d29a3f7c
2024-07-02 [email protected] Roll Skia Infra from ca190d337809 to a06878f25d87 (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://issues.skia.org/issues/new?component=1389291&template=1850622

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

Author: skia-flutter-autoroll

DEPS

@@ -14,7 +14,7 @@ vars = {
   'flutter_git': 'https://flutter.googlesource.com',
   'skia_git': 'https://skia.googlesource.com',
   'llvm_git': 'https://llvm.googlesource.com',
-  'skia_revision': 'd7a9375e86c11ab200e7cb1561baff6abf209613',
+  'skia_revision': '4c1856aadb85ad6c7593458cf1d4248c2e9f64a6',
 
   # 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: 2856c45f73ed1da0f00d150abb3fcc36
+Signature: 0378bad4f6da99ea3ee2c19f9bb4bcbc
 
 ====================================================================================================
 LIBRARY: etc1