api: Add response body schemas for servers APIs (6/6)

The last one: delete. Very simple, as always.

Change-Id: I08a2dbcd86cf652e9cda193f64edfa655f986506
Signed-off-by: Stephen Finucane <stephenfin@redhat.com>

nova/api/openstack/compute/schemas/servers.py

@@ -1771,6 +1771,8 @@ revert_resize_response = {'type': 'null'}
 
 reboot_response = {'type': 'null'}
 
+delete_response = {'type': 'null'}
+
 start_server_response = {'type': 'null'}
 
 stop_server_response = {'type': 'null'}

nova/api/openstack/compute/servers.py

@@ -89,6 +89,7 @@ INVALID_FLAVOR_IMAGE_EXCEPTIONS = (
 )
 
 
+@validation.validated
 class ServersController(wsgi.Controller):
     """The Server API base controller class for the OpenStack API."""
 
@@ -1143,6 +1144,7 @@ class ServersController(wsgi.Controller):
 
     @wsgi.response(204)
     @wsgi.expected_errors((404, 409))
+    @validation.response_body_schema(schema.delete_response)
     def delete(self, req, id):
         """Destroys a server."""
         try: