Crash accessing AXIsolatedObject::m_childrenIDS from removeSubtree on the main thread.
Created attachment 392754 [details] Patch
Comment on attachment 392754 [details] Patch Clearing flags on attachment: 392754 Committed r258034: <https://trac.webkit.org/changeset/258034>
All reviewed patches have been landed. Closing bug.
<rdar://problem/60173306>