When communication with the iOS Simulator used FIFOs, we tore down those fifos when removing the simulators. Communication with simulators now uses TCP, so this code is no longer needed.
Created attachment 309555 [details] Patch
Comment on attachment 309555 [details] Patch Clearing flags on attachment: 309555 Committed r217671: <http://trac.webkit.org/changeset/217671>
All reviewed patches have been landed. Closing bug.