When drawing sub-images in BitmapImage::draw, we clip to destRect, then draw into adjustedDestRect. If they're the same, we could avoid clipping and just draw the image.
Created attachment 96366 [details]
Comment on attachment 96366 [details]
Clearing flags on attachment: 96366
Committed r88321: <http://trac.webkit.org/changeset/88321>
All reviewed patches have been landed. Closing bug.
I think this caused some pixel changes for SnowLeopard. The changes seemed fine to me so I commit them in r88325 if you wanted to verify.