You can get it only by custom rom not from sammy,
for example Carbon, Cyanogenmod, Vanir etc. (search the forum) :good:
Cheers
---------- Post added at 09:12 PM ---------- Previous post was at 09:10 PM ----------
But okay,
maybe one day somebody is trieng to port it from sammy...
But I think the dev's don't think it's useful to port stock, since stock is terribly slow.