Roll Skia from b5465d7b0b77 to 3640b8edd16c (6 revisions) (#191835)

https://skia.googlesource.com/skia.git/+log/b5465d7b0b77..3640b8edd16c

2026-08-26 skia-autoroll@skia-public.iam.gserviceaccount.com Manual roll
Dawn from 0d54fc7d5bd7 to 023b7514b6a0 (9 revisions)
2026-08-26
recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com
Roll recipe dependencies (trivial).
2026-08-26 fmalita@google.com [infra] Increased timeout for
Test-Win11-Clang-NUC*
2026-08-26 thomsmit@google.com [graphite] Adds kRead texture usage and
getter functions
2026-08-26
recipe-mega-autoroller@chops-service-accounts.iam.gserviceaccount.com
Roll recipe dependencies (trivial).
2026-08-26 kubota@form.dev [canvaskit] Allow Canvas2D emulation to
render on the GPU

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 fmalita@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