int ctf_trace_class_translate(bt_self_component *self_comp, bt_trace_class *ir_tc,
struct ctf_trace_class *tc);
int ctf_trace_class_update_default_clock_classes(struct ctf_trace_class *ctf_tc,
int ctf_trace_class_translate(bt_self_component *self_comp, bt_trace_class *ir_tc,
struct ctf_trace_class *tc);
int ctf_trace_class_update_default_clock_classes(struct ctf_trace_class *ctf_tc,