don't remove calls to `flatten()' and `correct_coalesce_conflicts()', since they (probably) have side effects. Change-Id: I78fc4163b3f5f1f5f3c5153f9559c22e11e8344d Signed-off-by: Bernhard Urban <lewurm@gmail.com> Reviewed-on: http://review.coreboot.org/605 Tested-by: build bot (Jenkins) Reviewed-by: Marc Jones <marcj303@gmail.com> Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>