Currently sidebars use a refresh/needsRefresh idiom that parallels view's layout/needsLayout. Since sidebars inherit from View, we should clean this up.
<rdar://problem/27335252>
Created attachment 283588 [details] [Patch] Proposed Fix
Comment on attachment 283588 [details] [Patch] Proposed Fix Clearing flags on attachment: 283588 Committed r203253: <http://trac.webkit.org/changeset/203253>
All reviewed patches have been landed. Closing bug.