Remove duplicate class names.

Change-Id: I7ef76b66beee1392d4e11544cc74de12a81e742a
Signed-off-by: Peter Portante <peter.portante@redhat.com>
Reviewed-on: http://review.gluster.org/5115
Reviewed-by: Peter Portante <pportant@redhat.com>
Tested-by: Peter Portante <pportant@redhat.com>