qdev: Collect HMP handlers command handlers in qdev-monitor.c

Move hmp_device_add(), hmp_device_del() from monitor/hmp-cmds.c to
qdev-monitor.c, where they are covered by MAINTAINERS section "QOM",
just like qapi/qdev.json.  hmp_info_qtree() and hmp_info_qdm() are
already there.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20190709185936.31335-1-armbru@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Tested-by: Philippe Mathieu-Daudé <philmd@redhat.com>
diff --git a/qdev-monitor.c b/qdev-monitor.c
index a0003bf..8fe5c2c 100644
--- a/qdev-monitor.c
+++ b/qdev-monitor.c
@@ -19,6 +19,7 @@
 
 #include "qemu/osdep.h"
 #include "hw/sysbus.h"
+#include "monitor/hmp.h"
 #include "monitor/monitor.h"
 #include "monitor/qdev.h"
 #include "sysemu/arch_init.h"
@@ -844,6 +845,23 @@
     }
 }
 
+void hmp_device_add(Monitor *mon, const QDict *qdict)
+{
+    Error *err = NULL;
+
+    qmp_device_add((QDict *)qdict, NULL, &err);
+    hmp_handle_error(mon, &err);
+}
+
+void hmp_device_del(Monitor *mon, const QDict *qdict)
+{
+    const char *id = qdict_get_str(qdict, "id");
+    Error *err = NULL;
+
+    qmp_device_del(id, &err);
+    hmp_handle_error(mon, &err);
+}
+
 BlockBackend *blk_by_qdev_id(const char *id, Error **errp)
 {
     DeviceState *dev;