[coreboot-gerrit] Patch merged into coreboot/master: 1a7da5c x86: simplify early_variables.h header

the following patch was just integrated into master:
commit 1a7da5c3ee4e2492dd021cefdcc72ab17c85f164
Author: Aaron Durbin 
Date:   Mon Mar 9 15:41:16 2015 -0500

x86: simplify early_variables.h header

The CAR macros and the associated functions are only employed
    under the following conditions:
    - chipsets which have CAR
    - compilation during romstage
    Therefore clean up the build-time conditionals to use those 2
    constructs.

Change-Id: I2b923feeb68f2b964c5ac57e11391313d9c8ffc5
    Signed-off-by: Aaron Durbin 
    Reviewed-on: http://review.coreboot.org/8634
    Tested-by: build bot (Jenkins)
    Reviewed-by: Kyösti Mälkki 
    Reviewed-by: Alexandru Gagniuc

See http://review.coreboot.org/8634 for details.

-gerrit