Its not going to be robot mounted, its going to be part of the driver station, the driver station has a USB port and the whole point of it is to control the robot with NUI.
Source:
http://www.usfirst.org/aboutus/press...inect-for-2012
Snippet:
The addition of Kinect for Xbox 360 will allow the competitors to “be the robot,” using a natural user interface to control and interact with their robots with gestures, without the need to use a joystick, game controller, or other input device.