nfsd: remove redundant boot_time parm from grace_done client tracking op

Since it's stored in nfsd_net, we don't need to pass it in separately.

Signed-off-by: Jeff Layton <jlayton@primarydata.com>
diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h
index 4a89e00..a5fa690 100644
--- a/fs/nfsd/state.h
+++ b/fs/nfsd/state.h
@@ -551,7 +551,7 @@
 extern void nfsd4_client_record_create(struct nfs4_client *clp);
 extern void nfsd4_client_record_remove(struct nfs4_client *clp);
 extern int nfsd4_client_record_check(struct nfs4_client *clp);
-extern void nfsd4_record_grace_done(struct nfsd_net *nn, time_t boot_time);
+extern void nfsd4_record_grace_done(struct nfsd_net *nn);
 
 /* nfs fault injection functions */
 #ifdef CONFIG_NFSD_FAULT_INJECTION