AX: Update the isolated tree in response to dynamic aria-level and aria-setsize changes
Created attachment 460057 [details]
Created attachment 460059 [details]
Created attachment 460073 [details]
Committed r295371 (251379@main): <https://commits.webkit.org/251379@main>
All reviewed patches have been landed. Closing bug and clearing flags on attachment 460073 [details].