WebKitTestRunner bundle client denies loading non-local resources, and WebResourceLoadScheduler is not prepared to deal with it.
In fact, any client could deny a request for any reason, so this is more than a tools issue.
Created attachment 199876 [details]
Comment on attachment 199876 [details]
Clearing flags on attachment: 199876
Committed r149246: <http://trac.webkit.org/changeset/149246>
All reviewed patches have been landed. Closing bug.