When clipping happens on fractional pixel value, cruft appears with the combination of
clip: rect(0, 100, 6.5em, 0);
Created attachment 229007 [details]
Created attachment 229749 [details]
Comment on attachment 229749 [details]
Clearing flags on attachment: 229749
Committed r167562: <http://trac.webkit.org/changeset/167562>
All reviewed patches have been landed. Closing bug.