The naming scheme of the new decoder functions, which follows the
NFSv4 XDR decoder functions, is slightly different than the scheme
used for the old functions.  Rename the functions as a separate
step to keep the patches clean.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Tested-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>