The [TransferList] extended attribute has no effect with the JSC bindings generator so it can be removed. It is probably not worth implementing as Blink also stopped using [TransferList] for V8.
Created attachment 201048 [details] Patch
Comment on attachment 201048 [details] Patch Thanks! This was introduced for Web Intents, but Web Intents code was already removed.
Comment on attachment 201048 [details] Patch Clearing flags on attachment: 201048 Committed r149729: <http://trac.webkit.org/changeset/149729>
All reviewed patches have been landed. Closing bug.