class Selenium::WebDriver::Options

def add_option(name, value = nil)
  name, value = name.first if value.nil? && name.is_a?(Hash)
  unless name.to_s.include?(':')
    WebDriver.logger.deprecate('Options#add_option for w3c or browser specific capabilities',
                               'applicable attribute accessors or pass into constructor',
                               id: :add_option)
  end
  @options[name] = value
end