Drop the last remnant of vanished CONFIG_MARK_GRAPHICS_MEM_WRCOMB. Could not build test google/cyan and intel/strago due to lack of UEFI headers, OMG. Change-Id: I0b9eac5c040d24bab2b85e9b63042b6aaa9879d9 Signed-off-by: Nico Huber <nico.h@gmx.de> Reviewed-on: http://review.coreboot.org/12338 Tested-by: build bot (Jenkins) Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Martin Roth <martinroth@google.com>