Also delete plugin data when the cookies checkbox in the clear browsing data dialog is checked.

chrome/browser/resources/options/clear_browser_data.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.
 
 cr.define('options', function() {
 
   var OptionsPage = options.OptionsPage;
 
   /**
    * ClearBrowserData class
@@ skipping 17 matching lines @@
     /**
      * Initialize the page.
      */
     initializePage: function() {
       // Call base class implementation to starts preference initialization.
       OptionsPage.prototype.initializePage.call(this);
 
       // The time period is stored as a number.
       $('clearBrowsingDataTimePeriod').dataType = 'number';
 
-      var f = this.updateCommitButtonState_.bind(this);
+      var updateCommitButton = this.updateCommitButtonState_.bind(this);
       var types = ['browser.clear_data.browsing_history',
                    'browser.clear_data.download_history',
                    'browser.clear_data.cache',
                    'browser.clear_data.cookies',
                    'browser.clear_data.passwords',
                    'browser.clear_data.form_data'];
       types.forEach(function(type) {
-          Preferences.getInstance().addEventListener(type, f);
+          Preferences.getInstance().addEventListener(type, updateCommitButton);
       });
 
       var checkboxes = document.querySelectorAll(
           '#checkboxListData input[type=checkbox]');
       for (var i = 0; i < checkboxes.length; i++) {
-        checkboxes[i].onclick = f;
+        checkboxes[i].onclick = updateCommitButton;
       }
-      this.updateCommitButtonState_();
+      updateCommitButton();
 
       // Setup click handler for the clear(Ok) button.
       $('clearBrowsingDataCommit').onclick = function(event) {
         chrome.send('performClearBrowserData');
       };
     },
 
     // Set the enabled state of the commit button.
     updateCommitButtonState_: function() {
       var checkboxes = document.querySelectorAll(
@@ skipping 35 matching lines @@
           576) + 'px';
     }
     if (state) {
       ClearBrowserDataPage.throbIntervalId =
           setInterval(advanceThrobber, 30);
     } else {
       clearInterval(ClearBrowserDataPage.throbIntervalId);
     }
   }
 
+  ClearBrowserDataPage.setClearLocalDataLabel = function(label) {
+    $('deleteCookiesLabel').innerText = label;
+  };
+
   ClearBrowserDataPage.dismiss = function() {
     OptionsPage.clearOverlays();
     this.setClearingState(false);
   }
 
   // Export
   return {
     ClearBrowserDataPage: ClearBrowserDataPage
   };
 
 });