code: func (v *FrameClock) GetRefreshInfo(baseTime int64) (int64, int64) {
  	var cr, cp (*C.gint64)
  	defer C.free(unsafe.Pointer(cr)); defer C.free(unsafe.Pointer(cp))
  	b := C.gint64(baseTime)
  	
  	C.gdk_frame_clock_get_refresh_info(v.native(), b, cr, cp)
  	r, p := int64(*cr), int64(*cp)
  	return r,p
  }
docs: // GetRefreshInfo is a wrapper around gdk_frame_clock_get_refresh_info().