Though there is toAccessibilityRenderObject(), static_cast<> are being used by many places. To use toAccessibilityRenderObject() is more helpful to find bad type cast.
<rdar://problem/15412855>
Created attachment 216285 [details] Patch
Comment on attachment 216285 [details] Patch Thanks
Comment on attachment 216285 [details] Patch Clearing flags on attachment: 216285 Committed r158844: <http://trac.webkit.org/changeset/158844>
All reviewed patches have been landed. Closing bug.