code: func (c *Overlay) SetShowScrollBottleneckRects(show bool) (*gcdmessage.ChromeResponse, error) {
  	var v OverlaySetShowScrollBottleneckRectsParams
  	v.Show = show
  	return c.SetShowScrollBottleneckRectsWithParams(&v)
  }
docs: // SetShowScrollBottleneckRects - Requests that backend shows scroll bottleneck rects
  // show - True for showing scroll bottleneck rects