code: func (c *Input) SynthesizeScrollGestureWithParams(v *InputSynthesizeScrollGestureParams) (*gcdmessage.ChromeResponse, error) {
  	return gcdmessage.SendDefaultRequest(c.target, c.target.GetSendCh(), &gcdmessage.ParamRequest{Id: c.target.GetId(), Method: "Input.synthesizeScrollGesture", Params: v})
  }
docs: // SynthesizeScrollGestureWithParams - Synthesizes a scroll gesture over a time period by issuing appropriate touch events.