[coreboot] Patch merged into coreboot/master: 536b53e xcompile: Add missing XGCCPATH

the following patch was just integrated into master:
commit 536b53ea6daf23d7c09a35f5633f06e604a64e20
Author: Zheng Bao 
Date:   Tue Nov 27 17:07:22 2012 +0800

xcompile: Add missing XGCCPATH

XGCCPATH is missing in new xcompile.

Change-Id: I177f54189be445404a4a61419064d3c414b8a30c
    Signed-off-by: Zheng Bao 
    Signed-off-by: zbao 
    Reviewed-on: http://review.coreboot.org/1921
    Tested-by: build bot (Jenkins)
    Reviewed-by: Patrick Georgi

Reviewed-By: Patrick Georgi  at Tue Nov 27 09:22:10 2012, giving +2
See http://review.coreboot.org/1921 for details.

-gerrit