GstBusPollData    974 gst/gstbus.c       g_slice_free (GstBusPollData, poll_data);
GstBusPollData    984 gst/gstbus.c       g_slice_free (GstBusPollData, poll_data);
GstBusPollData   1035 gst/gstbus.c     GstBusPollData *poll_data;
GstBusPollData   1039 gst/gstbus.c     poll_data = g_slice_new (GstBusPollData);