Fix warnings in experimental plugins, too

diff --git a/gst/monoscope/gstmonoscope.h b/gst/monoscope/gstmonoscope.h
index 3f382d24aedb93e5149cfe3965a40245110c5528..249757bc14a8a2b8a63704ea6853f6eb2adbb775 100644 (file)
--- a/gst/monoscope/gstmonoscope.h
+++ b/gst/monoscope/gstmonoscope.h
@@ -74,6 +74,8 @@ struct _GstMonoscopeClass
   GstElementClass parent_class;
 };
 
+GType gst_monoscope_get_type (void);
+
 G_END_DECLS
 
 #endif /* __GST_MONOSCOPE__ */