Delete the unreferenced header file include/linux/if_wanpipe_common.h,
as well as the reference to it in the Doc file.
Signed-off-by: NRobert P. J. Day <rpjday@mindspring.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>