[chromium] Remove WebCompositorFrame(Ack) as these classes are not needed now that they are passed through cc::OutputSurface.
Created attachment 178727 [details] Patch
Comment on attachment 178727 [details] Patch Clearing flags on attachment: 178727 Committed r137258: <http://trac.webkit.org/changeset/137258>
All reviewed patches have been landed. Closing bug.