Fix for crash in accessibility/mac/text-marker-for-bounds.html in isolated tree mode.
Created attachment 403965 [details] Patch
Tools/Scripts/svn-apply failed to apply attachment 403965 [details] to trunk. Please resolve the conflicts and upload a new patch.
<rdar://problem/65852991>
Superseded by the change in https://bugs.webkit.org/show_bug.cgi?id=214109. No longer applicable, closing.