Refactor the about:version code out of about_ui.

chrome/browser/resources/about_version.js

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * Callback from the backend with the list of variations to display.
  * This call will build the variations section of the version page, or hide that
  * section if there are none to display.
  * @param {!Array.<string>} variationsList The list of variations.
  */
 function returnVariationsList(variationsList) {
   $('variations-section').hidden = !variationsList.length;
   $('variations-list').appendChild(
       parseHtmlSubset(variationsList.join('<br>'), ['BR']));
 }
 
 /* All the work we do onload. */
 function onLoadWork() {
-  // This is the javascript code that processes the template:
-  var input = new JsEvalContext(templateData);
-  var output = $('t');
-  jstProcess(input, output);
-
   chrome.send('requestVariationsList');
 }
 
 document.addEventListener('DOMContentLoaded', onLoadWork);