[coreboot] Patch merged into coreboot/master: 16bd789 buildgcc: Clean up PATH handling

the following patch was just integrated into master:
commit 16bd789a735015470b431a1f3c9b5cce0ac23e87
Author: Stefan Reinauer 
Date:   Fri Dec 7 23:57:01 2012 +0100

buildgcc: Clean up PATH handling

This puts our installed binaries first in the search path, which is what we
    really want.

... and remove some dead code
    Signed-off-by: Stefan Reinauer

Change-Id: I91725af6b0fc486bd943d8e25cdce8d3e2503b3c
    Reviewed-on: http://review.coreboot.org/1998
    Reviewed-by: Ronald G. Minnich 
    Tested-by: build bot (Jenkins)

Build-Tested: build bot (Jenkins) at Sat Dec  8 00:25:47 2012, giving +1
See http://review.coreboot.org/1998 for details.

-gerrit