There are unused structures/types in the tpm.h header file. Remove them. BUG=b:36598499 Change-Id: Iddc147640dcec70e80791846eb46298de1070672 Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: https://review.coreboot.org/19059 Reviewed-by: Furquan Shaikh <furquan@google.com> Tested-by: build bot (Jenkins)