Roll Skia from a6ccfeafbfba to 86824ed582be (20 revisions) (flutter#173468)

https://skia.googlesource.com/skia.git/+log/a6ccfeafbfba..86824ed582be

2025-08-08 michaelludwig@google.com [graphite] Ensure scissor has
integer values
2025-08-08 mike@reedtribe.org Reland "Formalize structure for IsA info"
2025-08-08 fmalita@google.com [codecs] Avoid unneeded color space
transforms
2025-08-08 skia-autoroll@skia-public.iam.gserviceaccount.com Roll ANGLE
from 7a193b06c425 to 61ddca7917b9 (8 revisions)
2025-08-08 skia-autoroll@skia-public.iam.gserviceaccount.com Roll
SwiftShader from 84b574d55e6d to 1a72692154cc (2 revisions)
2025-08-08 skia-autoroll@skia-public.iam.gserviceaccount.com Roll Dawn
from 5366e676bcc4 to 9917d95cbce9 (21 revisions)
2025-08-08 skia-autoroll@skia-public.iam.gserviceaccount.com Roll
vulkan-deps from 588672b6b2e5 to 7686f0508263 (4 revisions)
2025-08-08
recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com
Roll recipe dependencies (trivial).
2025-08-07
recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com
Roll recipe dependencies (trivial).
2025-08-07 mike@reedtribe.org SkMatrix::RectToRect can fail, so change
API to clarify that
2025-08-07 mike@reedtribe.org Merge RotationDirection with PathDirection
2025-08-07 michaelludwig@google.com [viewer] Don't use framebufferOnly
metal layers in Ganesh
2025-08-07 skia-autoroll@skia-public.iam.gserviceaccount.com Roll
vulkan-deps from e7132a7a7ef9 to 588672b6b2e5 (1 revision)
2025-08-07 kjlubick@google.com Compile include/ headers on their own
2025-08-07 bungeman@google.com Android NDK typefaces to report all names
2025-08-07 syoussefi@google.com Skip MultisampleClearThenLoad on
protected contexts
2025-08-07 michaelludwig@google.com [graphite] Add more info to assert
2025-08-07 syoussefi@google.com Remove MultisampleRetainTest from CTS
2025-08-07 skia-autoroll@skia-public.iam.gserviceaccount.com Roll ANGLE
from f1c6e1a8372f to 7a193b06c425 (5 revisions)
2025-08-07 skia-autoroll@skia-public.iam.gserviceaccount.com Roll
SwiftShader from fdb6700ecb04 to 84b574d55e6d (2 revisions)

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 bungeman@google.com,codefu@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': 'a6ccfeafbfbab92a32857e299135a1d5450803f4',
+  'skia_revision': '86824ed582be21698f196456ed7c1170ca1e893c',
 
   # WARNING: DO NOT EDIT canvaskit_cipd_instance MANUALLY
   # See `lib/web_ui/README.md` for how to roll CanvasKit to a new version.