This happens for a short period of time after creating a new leaks tester (like now). But this period of time of quite confusing, as one is trying to figure out why the leaks viewer doesn't work.
Created attachment 245046 [details]
Comment on attachment 245046 [details]
Clearing flags on attachment: 245046
Committed r178917: <http://trac.webkit.org/changeset/178917>
All reviewed patches have been landed. Closing bug.