# File lib/fog/aws/requests/beanstalk/swap_environment_cnames.rb, line 20
        def swap_environment_cnames(options={})
          request({
                      'Operation'    => 'SwapEnvironmentCNAMEs',
                      :parser     => Fog::Parsers::AWS::ElasticBeanstalk::Empty.new
                  }.merge(options))
        end