Roll Skia from 8851d5318c9d to 5a8d480365e2 (1 revision) (#180400)

https://skia.googlesource.com/skia.git/+log/8851d5318c9d..5a8d480365e2

2025-12-30 skia-autoroll@skia-public.iam.gserviceaccount.com Roll skcms
from bf2d52b98a42 to 7f81d48f4e33 (1 revision)

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
chinmaygarde@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

DEPS

diff --git a/DEPS b/DEPS
index 8d397fc..0183ce2 100644
--- a/DEPS
+++ b/DEPS
@@ -15,7 +15,7 @@
   'flutter_git': 'https://flutter.googlesource.com',
   'skia_git': 'https://skia.googlesource.com',
   'llvm_git': 'https://llvm.googlesource.com',
-  'skia_revision': '8851d5318c9d4a3996a55d87669971fac1547ca3',
+  'skia_revision': '5a8d480365e2250127cfcc3b20712379eaca6cca',
 
   # WARNING: DO NOT EDIT canvaskit_cipd_instance MANUALLY
   # See `lib/web_ui/README.md` for how to roll CanvasKit to a new version.