Patch merged into coreboot/master: arch/x86: Drop CBFS_BASE_ADDRESS

the following patch was just integrated into master:
commit fa5aba0484836cd19143b6567d8cee77ba072971
Author: Patrick Georgi 
Date:   Mon May 2 16:32:02 2016 +0800

arch/x86: Drop CBFS_BASE_ADDRESS

It's unused.

Change-Id: I50af2b50d2c5a7a24afe9099c5c01d17ce54a6c9
    Signed-off-by: Patrick Georgi 
    Reviewed-on: https://review.coreboot.org/14569
    Tested-by: build bot (Jenkins)
    Reviewed-by: Aaron Durbin

See https://review.coreboot.org/14569 for details.

-gerrit