Roll Skia from 928b5cf727c1 to b55bd60ed95b (5 revisions) (#177391)

https://skia.googlesource.com/skia.git/+log/928b5cf727c1..b55bd60ed95b

2025-10-22 robertphillips@google.com [graphite] Add a set of
Android-specific possibly Protected PaintOptions
2025-10-22 michaelludwig@google.com [graphite] Fix missed drawBounds()
update inside SK_TRACE_GRAPHITE_PIPELINE_USE
2025-10-22 egdaniel@google.com [Graphite] Fix track of how feature flags
affect ycbcr filters.
2025-10-22 victorvianna@google.com Build standalone skia with C++20 by
default when using ninja
2025-10-22 mike@reedtribe.org Avoid using fPathRef where possible

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,jmbetancourt@google.com,kjlubick@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 307bdf89..ed127bb 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': '928b5cf727c1a416f4e7e10cd63c5f31c99c4ae7',
+  'skia_revision': 'b55bd60ed95bfc997ed1eaa445f8c5f0fa6e6820',
 
   # WARNING: DO NOT EDIT canvaskit_cipd_instance MANUALLY
   # See `lib/web_ui/README.md` for how to roll CanvasKit to a new version.