code: func (v *Window) ResizeGripIsVisible() bool {
  	c := C.gtk_window_resize_grip_is_visible(v.native())
  	return gobool(c)
  }
docs: /*
   * deprecated since version 3.14 and should not be used in newly-written code
   */
  // ResizeGripIsVisible is a wrapper around
  // gtk_window_resize_grip_is_visible().