ScrollingTreeFrameScrollingNode.cpp need to #include "ScrollingStateFrameScrollingNode"
Created attachment 360340 [details] Patch
Comment on attachment 360340 [details] Patch Clearing flags on attachment: 360340 Committed r240581: <https://trac.webkit.org/changeset/240581>
All reviewed patches have been landed. Closing bug.
<rdar://problem/47596600>