code: func (v *Object) StopEmission(s string) {
  	cstr := C.CString(s)
  	defer C.free(unsafe.Pointer(cstr))
  	C.g_signal_stop_emission_by_name((C.gpointer)(v.GObject),
  		(*C.gchar)(cstr))
  }
docs: // StopEmission is a wrapper around g_signal_stop_emission_by_name().