gpointer _gst_reserved[GST_PADDING];
};
-typedef void (*GstTracerInvokeFunction) (GstTracerHookId id, GstStructure *s);
+typedef void (*GstTracerInvokeFunction) (GstTracer * self, GstTracerHookId id, GstStructure *s);
struct _GstTracerClass {
GstObjectClass parent_class;