GstPluginPrivate  118 gst/gstplugin.c       G_TYPE_INSTANCE_GET_PRIVATE (plugin, GST_TYPE_PLUGIN, GstPluginPrivate);
GstPluginPrivate  153 gst/gstplugin.c   g_type_class_add_private (klass, sizeof (GstPluginPrivate));
GstPluginPrivate  210 gst/gstplugin.h   GstPluginPrivate *priv;