Staging: bcm: Remove typedef for _LEDColors and call directly.

This patch removes typedef for _LEDColors, and changes
the name of the enum to bcm_led_colors. In addition,
any calls to LEDColors are changed to call directly.

Signed-off-by: Kevin McKinney <klmckinney1@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>