dom-ui options: record user metrics for pref changes....

chrome/browser/resources/options/content_settings.js

 // Copyright (c) 2010 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.
 
 cr.define('options', function() {
 
   var OptionsPage = options.OptionsPage;
 
   //////////////////////////////////////////////////////////////////////////////
   // ContentSettings class:
@@ skipping 37 matching lines @@
         options.contentSettings.ExceptionsArea.decorate(exceptionsAreas[i]);
       }
 
       // Cookies filter page ---------------------------------------------------
       $('block-third-party-cookies').onclick = function(event) {
         chrome.send('setAllowThirdPartyCookies',
                     [String($('block-third-party-cookies').checked)]);
       };
 
       $('show-cookies-button').onclick = function(event) {
+        chrome.send('coreOptionsUserMetricsAction', ['Options_ShowCookies']);
         // TODO(estade): show cookies and other site data page.
       };
     },
   };
 
   /**
    * Sets the initial values for all the content settings radios.
    * @param {Object} dict A mapping from radio groups to the checked value for
    *     that group.
    */
@@ skipping 53 matching lines @@
     exceptionsList.patternValidityCheckComplete(pattern, valid);
   };
 
   // Export
   return {
     ContentSettings: ContentSettings
   };
 
 });