Some of the runtime enabled features were only ever used by the V8 bindings and can be removed as no WebKit code sets or reads them.
Created attachment 215499 [details] Patch
Comment on attachment 215499 [details] Patch Clearing flags on attachment: 215499 Committed r158269: <http://trac.webkit.org/changeset/158269>
All reviewed patches have been landed. Closing bug.