AX ITM: Fix for accessibility/mac/aria-label-overrides-visible-text.html and aria-popup-buttons-on-native-elements.html in isolated tree mode.
<rdar://problem/92064483>
Created attachment 458029 [details] Patch
Created attachment 458058 [details] Patch
Committed r293206 (249877@main): <https://commits.webkit.org/249877@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 458058 [details].