Nobody.
The topic seems to have been intentionally avoided, as the discussion veered elsewhere. But, after his comments on Larry King were edited out in other time zones, Maher made no mention of the promise on his show Friday. I did not see it myself, but here's an article:
http://www.gaywired.com/article.cfm?section=66&id=11516
no, i don't read gaywired.com. i got it off of google. i swear.
Strange, indeed.