[coreboot] Patch merged into coreboot/master: 84d1809 romcc: fix up attribute((unused)) detection

the following patch was just integrated into master:
commit 84d18095b8e10b15d5e95c026fc96148b3603580
Author: Stefan Reinauer 
Date:   Fri Jun 22 11:07:25 2012 -0700

romcc: fix up attribute((unused)) detection

The length was not accounted for correctly.

Change-Id: If34f288ba9dee1cd19d60da1b9f3647b9593ac1f
    Signed-off-by: Stefan Reinauer

Build-Tested: build bot (Jenkins) at Fri Jun 22 20:37:18 2012, giving +1
See http://review.coreboot.org/1135 for details.

-gerrit