JoinExistingSession is not supported on iOS. Remove it from the iOS specific plists.
<rdar://problem/15971612>
Created attachment 223357 [details] Patch
Comment on attachment 223357 [details] Patch Clearing flags on attachment: 223357 Committed r163587: <http://trac.webkit.org/changeset/163587>
All reviewed patches have been landed. Closing bug.