[coreboot] Patch merged into coreboot/master: e7c76b4 snow: make build script erase 192KB instead of 128KB

the following patch was just integrated into master:
commit e7c76b475c03ee7f907dbbef87ca7d755bcef6d1
Author: David Hendricks 
Date:   Sun Feb 10 16:05:26 2013 -0800

snow: make build script erase 192KB instead of 128KB

This will make the build script wipe out more flash memory content.
    Our image is a bit bigger now that we're testing with payloads, so
    this is just added paranoia to prevent weird surprises caused by not
    flashing the full image.

Change-Id: I31969922079e96886573d9d802266eb0052277cd
    Signed-off-by: David Hendricks 
    Reviewed-on: http://review.coreboot.org/2352
    Tested-by: build bot (Jenkins)
    Reviewed-by: Ronald G. Minnich

Build-Tested: build bot (Jenkins) at Mon Feb 11 01:42:18 2013, giving +1
Reviewed-By: Ronald G. Minnich  at Mon Feb 11 02:33:18 2013, giving +2
See http://review.coreboot.org/2352 for details.

-gerrit