StreamBuffer.h is using OwnPtr for storing Vectors into a Deque. FixedArray.h and PassOwnPtr.h are included but not used.
VectorTraits defines how to move OwnPtr in Vector. It's done by memcpy. So, there's no need for PassOwnPtr (Deque<PassOwnPtr<Vector<char> > > is even slower).
Created attachment 187995 [details]
Comment on attachment 187995 [details]
Clearing flags on attachment: 187995
Committed r142718: <http://trac.webkit.org/changeset/142718>
All reviewed patches have been landed. Closing bug.