Roll Skia from f86ae4113254 to b842026480e0 (3 revisions) (#176458)

https://skia.googlesource.com/skia.git/+log/f86ae4113254..b842026480e0

2025-10-03 skia-autoroll@skia-public.iam.gserviceaccount.com Roll ANGLE
from 7994bf76d7a9 to 62b00f866364 (11 revisions)
2025-10-03
recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com
Roll recipe dependencies (trivial).
2025-10-03 skia-autoroll@skia-public.iam.gserviceaccount.com Roll Skia
Infra from 8d4953412be2 to 228c951bd699 (11 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 jimgraham@google.com,kjlubick@google.com,maxhudnell@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://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
diff --git a/DEPS b/DEPS
index 715b7dd..2d7d992 100644
--- a/DEPS
+++ b/DEPS
@@ -14,7 +14,7 @@
   'flutter_git': 'https://flutter.googlesource.com',
   'skia_git': 'https://skia.googlesource.com',
   'llvm_git': 'https://llvm.googlesource.com',
-  'skia_revision': 'f86ae41132540cdb8f0a5cec6f9628510b462c4e',
+  'skia_revision': 'b842026480e0d5e5547e5d6359a6a44e5692aff1',
 
   # WARNING: DO NOT EDIT canvaskit_cipd_instance MANUALLY
   # See `lib/web_ui/README.md` for how to roll CanvasKit to a new version.