Roll Skia from 55436d87e414 to 5d99c3fc7c83 (4 revisions) (#176060)

https://skia.googlesource.com/skia.git/+log/55436d87e414..5d99c3fc7c83

2025-09-25 skia-autoroll@skia-public.iam.gserviceaccount.com Roll
vulkan-deps from 109cf2d238b7 to acc63a089712 (7 revisions)
2025-09-25 kjlubick@google.com Revert "Use pathbuilder or factories to
keep path immutable"
2025-09-25 robertphillips@google.com Disable SkRuntimeBlender* tests on
Protected jobs
2025-09-25 maxkolesin@google.com Correct blend info in case of
depth-only pipeline

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 danieldilan@google.com,jsimmons@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 b829c6f..13da19f 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': '55436d87e4145ddd348fe228a7e2b5f98d6bbdb2',
+  'skia_revision': '5d99c3fc7c8333de67376ce902a79b4ad53adcb1',
 
   # WARNING: DO NOT EDIT canvaskit_cipd_instance MANUALLY
   # See `lib/web_ui/README.md` for how to roll CanvasKit to a new version.