[views-ax] Migrate GetAccessibleName to ViewAccessibility getter in
ash/* folder

This CL migrates callers in path ash/* from using View::GetAccessibleName to
new ViewAccessibility::GetCachedName. Also, this CL does not introduce a
change in behavior. You can find the design doc for the ViewsAX project here:

https://docs.google.com/document/d/1Ku7HOyDsiZem1yaV6ccZ-tz3lO2XR2NEcm8HjR6d-VY/edit


Bug: 325137417
Change-Id: Ic75d5c77fffca9a2ead15d3e10b6aa4dd6eb0617
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5577803
Reviewed-by: Benjamin Beaudry <benjamin.beaudry@microsoft.com>
Commit-Queue: Divyansh Mangal <dmangal@microsoft.com>
Reviewed-by: Javier Contreras <javiercon@microsoft.com>
Reviewed-by: Tommy Steimel <steimel@chromium.org>
Reviewed-by: Scott Violet <sky@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1309792}