Roll Skia from 759f406584da to f29ea2795934 (3 revisions) (flutter#175000)

https://skia.googlesource.com/skia.git/+log/759f406584da..f29ea2795934

2025-09-05 kjlubick@google.com Add cmake helper to task_builder
2025-09-05
recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com
Roll recipe dependencies (trivial).
2025-09-05 mike@reedtribe.org GM to try out rect-vs-poly stroking

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 aaclarke@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

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': '759f406584da93e8ae85aeb7e252a1bfb8e6325b',
+  'skia_revision': 'f29ea27959342a34446cf61e9917fd97cb074a8a',
 
   # WARNING: DO NOT EDIT canvaskit_cipd_instance MANUALLY
   # See `lib/web_ui/README.md` for how to roll CanvasKit to a new version.