Currently ScrollingCoordinator::setSynchronousScrollingReasons implementations only take SynchronousScrollingReasons and applies it to the main frame. We should pass the desired FrameView to which the reasons apply in order to prepare support for fast scrolling in other frames (bug 171667).
Created attachment 309606 [details]
Comment on attachment 309606 [details]
Clearing flags on attachment: 309606
Committed r216592: <http://trac.webkit.org/changeset/216592>
All reviewed patches have been landed. Closing bug.