monitor: Convert do_getfd() to QObject

Note that errors are not being converted yet.

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
diff --git a/monitor.c b/monitor.c
index 739dd50..eee4b80 100644
--- a/monitor.c
+++ b/monitor.c
@@ -1848,7 +1848,7 @@
 }
 #endif
 
-static void do_getfd(Monitor *mon, const QDict *qdict)
+static void do_getfd(Monitor *mon, const QDict *qdict, QObject **ret_data)
 {
     const char *fdname = qdict_get_str(qdict, "fdname");
     mon_fd_t *monfd;
diff --git a/qemu-monitor.hx b/qemu-monitor.hx
index 05b4534..cc4487e 100644
--- a/qemu-monitor.hx
+++ b/qemu-monitor.hx
@@ -1013,7 +1013,8 @@
         .args_type  = "fdname:s",
         .params     = "getfd name",
         .help       = "receive a file descriptor via SCM rights and assign it a name",
-        .mhandler.cmd = do_getfd,
+        .user_print = monitor_user_noop,
+        .mhandler.cmd_new = do_getfd,
     },
 
 STEXI