Fix compile error in usb-musb.c

Fix this compile error

  CC      arch/arm/mach-omap2/usb-musb.o
arch/arm/mach-omap2/usb-musb.c:47: error: 'INT_243X_HS_USB_MC' undeclared here (not in a function)
arch/arm/mach-omap2/usb-musb.c:51: error: 'INT_243X_HS_USB_DMA' undeclared here (not in a function)
make[1]: *** [arch/arm/mach-omap2/usb-musb.o] Error 1

Signed-off-by: Anand Gadiyar <gadiyar@ti.com>
Reported-by: David Brownell <david-b@pacbell.net>
Signed-off-by: Tony Lindgren <tony@atomide.com>