northbridge/intel/gm45: Fix native VGA init

Building an image for the Lenovo X200 with native graphics
initialization selected fails due to the changes introduced
by commit a3b898aa (edid: Clean-up the edid struct).

Change-Id: Ifd36571c9c00761b4a2a6deb3c9c4a52d9d13e25
Signed-off-by: Audrey Pearson <apearson@raptorengineeringinc.com>
Reviewed-on: http://review.coreboot.org/11738
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
1 file changed