At the moment we are only checking that the parentID is not valid, but we should also check that the object is indeed an AXScrollView.
<rdar://problem/95867761>
Created attachment 460483 [details] Patch
Committed 251836@main (13cf21f9077d): <https://commits.webkit.org/251836@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 460483 [details].