NFSv4: Convert delegation->type field to fmode_t

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

diff --cc fs/nfs/delegation.c
Simple merge

diff --cc fs/nfs/delegation.h
Simple merge

diff --cc fs/nfs/nfs4xdr.c
Simple merge

diff --cc include/linux/nfs_fs.h
Simple merge

diff --cc include/linux/nfs_xdr.h
Simple merge