Roll Skia from c19115e8f712 to b3c1f49821d8 (3 revisions) (#46112)

https://skia.googlesource.com/skia.git/+log/c19115e8f712..b3c1f49821d8

2023-09-20 [email protected] Roll shaders-base from ca3aa4986e49 to 40f881ed7b8b
2023-09-20 [email protected] Roll debugger-app-base from 34426197856b to 4bd4f2832866
2023-09-20 [email protected] Roll skottie-base from 4983a463d62a to a8dcc44b5814

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],[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://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

Author: skia-flutter-autoroll

DEPS

@@ -18,7 +18,7 @@ vars = {
   'llvm_git': 'https://llvm.googlesource.com',
   # OCMock is for testing only so there is no google clone
   'ocmock_git': 'https://github.com/erikdoe/ocmock.git',
-  'skia_revision': 'c19115e8f712d676d4363fdcd334c3abf0c08c3b',
+  'skia_revision': 'b3c1f49821d89a77328cca9b97252dbbaecd25ae',
 
   # WARNING: DO NOT EDIT canvaskit_cipd_instance MANUALLY
   # See `lib/web_ui/README.md` for how to roll CanvasKit to a new version.