Add assertion to verify if we managed to clean all the renderers by the end of the layout().
The blocking bugs need to be addressed first.
Created attachment 295027 [details]
Comment on attachment 295027 [details]
Clearing flags on attachment: 295027
Committed r208859: <http://trac.webkit.org/changeset/208859>
All reviewed patches have been landed. Closing bug.
Keep it open until after the 3 remaining issues are fixed.