code: func (c *Page) ScreencastFrameAckWithParams(v *PageScreencastFrameAckParams) (*gcdmessage.ChromeResponse, error) {
  	return gcdmessage.SendDefaultRequest(c.target, c.target.GetSendCh(), &gcdmessage.ParamRequest{Id: c.target.GetId(), Method: "Page.screencastFrameAck", Params: v})
  }
docs: // ScreencastFrameAckWithParams - Acknowledges that a screencast frame has been received by the frontend.