[MediaStream] Use std::unique_ptr instead of OwnPtr/PassOwnPtr
Another step of the OwnPtr/PassOwnPtr => std::unique_ptr conversion, now targeting mediastream-related code.
Created attachment 217825 [details] Patch
Comment on attachment 217825 [details] Patch Clearing flags on attachment: 217825 Committed r159769: <http://trac.webkit.org/changeset/159769>
All reviewed patches have been landed. Closing bug.