Roll Skia from 602bbd4af8f9 to e4d3d8f31aef (4 revisions) (flutter#177647)

https://skia.googlesource.com/skia.git/+log/602bbd4af8f9..e4d3d8f31aef

2025-10-28 [email protected] Roll ANGLE
from e9626fbced68 to e5930c3b265b (9 revisions)
2025-10-28 [email protected] Roll Skia
Infra from fca23bf4c045 to 2dd0704d2aea (4 revisions)
2025-10-28 [email protected] Roll Dawn
from fb7f9cb1dd24 to 4d6d60b304cc (26 revisions)
2025-10-28 [email protected] Roll
vulkan-deps from dd13d781f9ac to 0c8bbfe8dad0 (10 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] 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: engine-flutter-autoroll

DEPS

@@ -15,7 +15,7 @@ vars = {
   'flutter_git': 'https://flutter.googlesource.com',
   'skia_git': 'https://skia.googlesource.com',
   'llvm_git': 'https://llvm.googlesource.com',
-  'skia_revision': '602bbd4af8f945a4977cbd1405af00ba7b399c69',
+  'skia_revision': 'e4d3d8f31aef0e69b973721d7eddfc46e7e3c317',
 
   # WARNING: DO NOT EDIT canvaskit_cipd_instance MANUALLY
   # See `lib/web_ui/README.md` for how to roll CanvasKit to a new version.