The previous test leaks output
The reason why this doesn't work is that we try to load a blank document between tests, but only start a provisional load that is immediately canceled. This stops all subresource loads, but doesn't stop ActiveDOMObjects such as WebSocket.
Created attachment 208558 [details]
Comment on attachment 208558 [details]
Clearing flags on attachment: 208558
Committed r153964: <http://trac.webkit.org/changeset/153964>
All reviewed patches have been landed. Closing bug.