We have a couple of calls to pixelSnappedIntRect in RenderLayerBacking that are no longer required.
Created attachment 134398 [details] Patch
Comment on attachment 134398 [details] Patch The amount of massaging to get this all right has been astounding.
(In reply to comment #2) > (From update of attachment 134398 [details]) > The amount of massaging to get this all right has been astounding. No kidding!
Comment on attachment 134398 [details] Patch Clearing flags on attachment: 134398 Committed r112450: <http://trac.webkit.org/changeset/112450>
All reviewed patches have been landed. Closing bug.