invalidateParentDistributionIfNecessary() calls are scattered over HTML cocebase. It could be more explaining and the successive setRecalcStyle() call should be made once.
Created attachment 181658 [details] Patch
Comment on attachment 181658 [details] Patch This is pretty neat.
Comment on attachment 181658 [details] Patch Clearing flags on attachment: 181658 Committed r139064: <http://trac.webkit.org/changeset/139064>
All reviewed patches have been landed. Closing bug.