Roll Skia from fec78c0da2e6 to ab79199bd0f3 (4 revisions) (flutter#172186)

https://skia.googlesource.com/skia.git/+log/fec78c0da2e6..ab79199bd0f3

2025-07-15 [email protected] Add bgra support for avif codec
2025-07-15 [email protected] [canvaskit] Remove references to legacy
flag
2025-07-15 [email protected] Fix path to docker_build.sh
2025-07-15 [email protected] Roll skcms
from 1915b4d7ccd3 to 3eb7168d199c (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 [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

@@ -14,7 +14,7 @@ vars = {
   'flutter_git': 'https://flutter.googlesource.com',
   'skia_git': 'https://skia.googlesource.com',
   'llvm_git': 'https://llvm.googlesource.com',
-  'skia_revision': 'fec78c0da2e6a446f873275277ed75d7e328891b',
+  'skia_revision': 'ab79199bd0f3b114631497de1d59bd59bc9e3e38',
 
   # WARNING: DO NOT EDIT canvaskit_cipd_instance MANUALLY
   # See `lib/web_ui/README.md` for how to roll CanvasKit to a new version.

engine/src/flutter/ci/licenses_golden/licenses_skia

@@ -1,4 +1,4 @@
-Signature: ce7d2941e64aa404caa94cafa2887285
+Signature: a4ce4e2641f770fa3d1b08a67794056c
 
 ====================================================================================================
 LIBRARY: etc1