Patch forthcoming.
Created attachment 221810 [details] the patch
Comment on attachment 221810 [details] the patch r=me
Removing blocking relationship with bug 12840, that's certainly not the right one here.
(In reply to comment #3) > Removing blocking relationship with bug 12840, that's certainly not the right one here. Yup, I meant 112840.
Landed in http://trac.webkit.org/changeset/162551