That should be HTC Random Access. It was supposed to be included, there is a thread talking about the bugs in the new ROM and i think that is one of them. I do know that you have to have a full page worth of contacts before it will show. Ill try and find the thread.
Edit-start reading here:
http://forum.ppcgeeks.com/showthread.php?t=32681
And always remember, search first, ask second