std::unique_ptr should replace OwnPtr throughout the project, eventually.
Created attachment 251539 [details] Patch
Created attachment 251540 [details] Patch
Created attachment 251542 [details] Patch
Created attachment 251551 [details] Patch
Created attachment 251554 [details] Patch
Committed r183265: <http://trac.webkit.org/changeset/183265>