Process CBFS ROM image by new cbfs_image API. To verify, run "cbfstool coreboot.rom print -v" and compare with old cbfstool. Change-Id: I3a5a9ef176596d825e6cdba28a8ad732f69f5600 Signed-off-by: Hung-Te Lin <hungte@chromium.org> Reviewed-on: http://review.coreboot.org/2206 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>