aria-pressed="mixed" should be exposed via ATK_STATE_INDETERMINATE, as is currently done with aria-checked="mixed".
<rdar://problem/34787889>
Created attachment 322509 [details] Patch
Comment on attachment 322509 [details] Patch Clearing flags on attachment: 322509 Committed r222833: <http://trac.webkit.org/changeset/222833>
All reviewed patches have been landed. Closing bug.