[PATCH xf86-video-nv] Include xf86Modes.h to use functions from hw/xfree86/modes/xf86Modes.c.

[Robert Morell]

On Thu, Mar 21, 2013 at 08:59:06AM -0700, Jeremy White wrote:
> Signed-off-by: Jeremy White <jwhite at codeweavers.com>

Reviewed-by: Robert Morell <rmorell at nvidia.com>