page.go
func NewPage(url string, options ...Option) (*Page, error) {
	pageOptions := config{}.Merge(options)
	session, err := api.OpenWithClient(url, pageOptions.Capabilities(), pageOptions.HTTPClient)
	if err != nil {
		return nil, fmt.Errorf("failed to connect to WebDriver: %s", err)
	}
	return newPage(session), nil
}
func NewPage(url string, options ...Option) (*Page, error) {
	pageOptions := config{}.Merge(options)
	session, err := api.OpenWithClient(url, pageOptions.Capabilities(), pageOptions.HTTPClient)
	if err != nil {
		return nil, fmt.Errorf("failed to connect to WebDriver: %s", err)
	}
	return newPage(session), nil
}
// NewPage opens a Page using the provided WebDriver URL. This method takes
// the same Options as *WebDriver.NewPage. Unlike *WebDriver.NewPage, this
// method will respect the HTTPClient Option if provided.