class Selenium::WebDriver::Firefox::Options

def enable_android(package: 'org.mozilla.firefox', serial_number: nil, activity: nil, intent_arguments: nil)
  @options[:android_package] = package
  @options[:android_activity] = activity unless activity.nil?
  @options[:android_device_serial] = serial_number unless serial_number.nil?
  @options[:android_intent_arguments] = intent_arguments unless intent_arguments.nil?
end