old_contents: /* eslint-env node */
  const EmberAddon = require('ember-cli/lib/broccoli/ember-addon');
  
  module.exports = function(defaults) {
    var app = new EmberAddon(defaults, {
      // Add options here
    });
  
    /*
      This build file specifies the options for the dummy test app of this
      addon, located in `/tests/dummy`
      This build file does *not* influence how the addon or the app using it
      behave. You most likely want to be modifying `./index.js` or app's build file
    */
  
    return app.toTree();
  };
  
new_contents: /* eslint-env node */
  const EmberAddon = require('ember-cli/lib/broccoli/ember-addon');
  
  module.exports = function(defaults) {
    var app = new EmberAddon(defaults, {
      'ember-cli-babel': {
        includePolyfill: true
      }
    });
  
    /*
      This build file specifies the options for the dummy test app of this
      addon, located in `/tests/dummy`
      This build file does *not* influence how the addon or the app using it
      behave. You most likely want to be modifying `./index.js` or app's build file
    */
  
    return app.toTree();
  };
  
subject: Fix PhantomJS tests