AnimationController should have a Frame& internally.
Created attachment 211168 [details] Patch
Created attachment 211169 [details] Patch
Created attachment 211170 [details] Patch why
Comment on attachment 211170 [details] Patch Good job!
Comment on attachment 211170 [details] Patch Clearing flags on attachment: 211170 Committed r155485: <http://trac.webkit.org/changeset/155485>
All reviewed patches have been landed. Closing bug.