This is in preparation to multiple renderers support. RunResolver should be able to collect rects for a particular renderer that might overlap multiple runs. (or might be just a subset of a Run)
Created attachment 241761 [details] Patch
Created attachment 241800 [details] Patch
r=me
Comment on attachment 241800 [details] Patch Clearing flags on attachment: 241800 Committed r176317: <http://trac.webkit.org/changeset/176317>
All reviewed patches have been landed. Closing bug.