Convert the existing Object based code to Map instead.
<rdar://problem/15418574>
Created attachment 216335 [details] Patch V1
Comment on attachment 216335 [details] Patch V1 r=me
Comment on attachment 216335 [details] Patch V1 Clearing flags on attachment: 216335 Committed r158881: <http://trac.webkit.org/changeset/158881>
All reviewed patches have been landed. Closing bug.