Patch merged into coreboot/master: ed7b52d haswell: remove CONFIG_GFXUMA

the following patch was just integrated into master:
commit ed7b52d3cb4c5f3f4ecfd43d93c0c5e2d459fe23
Author: Aaron Durbin 
Date:   Tue Dec 18 14:18:53 2012 -0600

haswell: remove CONFIG_GFXUMA

This option is not required for haswell. Enabling the option doesn't
    do anything aside from complicate mtrr calculation. Therefore, remove
    it.

Change-Id: I897523ff7d3606eb89961674c2eb3d384e584857
    Signed-off-by: Aaron Durbin 
    Reviewed-on: http://review.coreboot.org/2678
    Tested-by: build bot (Jenkins)
    Reviewed-by: Ronald G. Minnich

Build-Tested: build bot (Jenkins) at Wed Mar 13 04:02:11 2013, giving +1
Reviewed-By: Ronald G. Minnich  at Thu Mar 14 20:13:41 2013, giving +2
See http://review.coreboot.org/2678 for details.

-gerrit