According to Warriors beat writer Marcus Thompson, Chappelle was hanging out in the Golden State locker room following the win. Warriors guard Nate Robinson also put on a show, reciting some of Chappelle's material, according to Thompson.
The Warriors' Twitter account shared the photo to the left of Chappelle shooting jumpers after the game. There is also a sideways twitvid, which you can see by clicking here, showing Chappelle in action on the court.
Here's video of Chappelle talking with guard Stephen Curry, while Robinson yells material in the background: