old_contents: 'use strict';
  
  var isElement = require('dom-ext/html-element/is-html-element');
  
  module.exports = function (menu) {
  	return Boolean(isElement(menu) && (menu.nodeName.toLowerCase() === 'link'));
  };
  
new_contents: 'use strict';
  
  var isElement = require('dom-ext/html-element/is-html-element');
  
  module.exports = function (link) {
  	return Boolean(isElement(link) && (link.nodeName.toLowerCase() === 'link'));
  };
  
subject: Fix var names