Here is a list of local restaurants/things to do in the area if you are choosing to utilize the block of hotel rooms and stay the Ayres hotel Chino Hills.
Bravo Burgers
14698 Pipeline Avenue, Chino, CA 91710, (909) 393-5595
Cheap and easy. Breakfast and burgers.
In-N-Out Burger
2505 South Garey Avenue, Pomona, CA 91766, (800) 786-1000
Matt's favorite fast food burger joint. If you are coming from out of town, you have to try the south coast original bomb fast food burger.
Commons at Chino Hills Shopping Center
4615 Chino Hills Parkway, Chino Hills, CA 91709, (909) 581-4926
There are tons of shops and stuff at the commons. Check out the directory for a full listing.
BJ's Restaurant & Brewhouse
4585 Chino Hills Parkway, Chino Hills, CA 91709, (909) 993-5960
If you want a pint, pizza, or something else. You can go to BJ's 2 seconds away from the hotel.