The "viewport" parameter in WebPageCompositor::render() is an artifact of our port's historical development, both unused and unnecessary. We should get rid of it. Also change the name of the "documentContents" parameter to the more descriptive "documentSrcRect". Patch below.
Created attachment 202437 [details] Patch
Comment on attachment 202437 [details] Patch LGTM, nice cleanup
Created attachment 202455 [details] Patch Mike Fenton recently changed indentations, update patch to apply against current trunk.
Created attachment 202465 [details] Patch Bug 116542 modifies a clashing hunk and with it (probably) not getting in, update the patch to apply against the state of the code without the other patch.
Comment on attachment 202465 [details] Patch Ok.
Comment on attachment 202465 [details] Patch Clearing flags on attachment: 202465 Committed r150625: <http://trac.webkit.org/changeset/150625>
All reviewed patches have been landed. Closing bug.