DOMPromiseWithCallback should be removed as it is no longer in use. JS-builtins is now used in lieu of DOMPromiseWithCallback.
Created attachment 266087 [details] Patch
Comment on attachment 266087 [details] Patch Clearing flags on attachment: 266087 Committed r192746: <http://trac.webkit.org/changeset/192746>
All reviewed patches have been landed. Closing bug.