Roll Skia from 3e85749702f4 to 17ba2122707b (2 revisions) (#44540)

https://skia.googlesource.com/skia.git/+log/3e85749702f4..17ba2122707b

2023-08-09 johnstiles@google.com Add workaround for WebGL2 and void-typed sequence expressions.
2023-08-09 kjlubick@google.com Treat fontations ffi.rs.h as explicit output

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 brianosman@google.com,chinmaygarde@google.com,kjlubick@google.com,rmistry@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://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': '3e85749702f44e21fdca2285b8c3c6a692e50516',
+  'skia_revision': '17ba2122707b909db82231ba1138a250efb23589',
 
   # WARNING: DO NOT EDIT canvaskit_cipd_instance MANUALLY
   # See `lib/web_ui/README.md` for how to roll CanvasKit to a new version.

ci/licenses_golden/licenses_skia

@@ -1,4 +1,4 @@
-Signature: afa15d5110be263fbc707c97258ee9dc
+Signature: 21914be2d9d25acf11d4b7bf1fb26cde
 
 ====================================================================================================
 LIBRARY: etc1