Adding "Clear hosted app data" checkbox to browsing data removal UI.

chrome/browser/resources/options2/clear_browser_data_overlay.js

 // Copyright (c) 2012 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;
 
   /**
    * ClearBrowserDataOverlay class
    * Encapsulated handling of the 'Clear Browser Data' overlay page.
@@ skipping 18 matching lines @@
       // Call base class implementation to starts preference initialization.
       OptionsPage.prototype.initializePage.call(this);
 
       var f = 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',
+                   'browser.clear_data.hosted_apps_data',
                    'browser.clear_data.content_licenses'];
       types.forEach(function(type) {
           Preferences.getInstance().addEventListener(type, f);
       });
 
       var checkboxes = document.querySelectorAll(
           '#cbdContentArea input[type=checkbox]');
       for (var i = 0; i < checkboxes.length; i++) {
         checkboxes[i].onclick = f;
       }
@@ skipping 25 matching lines @@
   //
   // Chrome callbacks
   //
   ClearBrowserDataOverlay.setClearingState = function(state) {
     $('deleteBrowsingHistoryCheckbox').disabled = state;
     $('deleteDownloadHistoryCheckbox').disabled = state;
     $('deleteCacheCheckbox').disabled = state;
     $('deleteCookiesCheckbox').disabled = state;
     $('deletePasswordsCheckbox').disabled = state;
     $('deleteFormDataCheckbox').disabled = state;
+    $('deleteHostedAppsDataCheckbox').disabled = state;
     $('deauthorizeContentLicensesCheckbox').disabled = state;
     $('clearBrowserDataTimePeriod').disabled = state;
     $('cbdThrobber').style.visibility = state ? 'visible' : 'hidden';
 
     if (state)
       $('clearBrowserDataCommit').disabled = true;
     else
       ClearBrowserDataOverlay.getInstance().updateCommitButtonState_();
   };
 
   ClearBrowserDataOverlay.doneClearing = function() {
     // The delay gives the user some feedback that the clearing
     // actually worked. Otherwise the dialog just vanishes instantly in most
     // cases.
     window.setTimeout(function() {
       ClearBrowserDataOverlay.dismiss();
     }, 200);
   };
 
   ClearBrowserDataOverlay.dismiss = function() {
     OptionsPage.closeOverlay();
     this.setClearingState(false);
   };
 
   // Export
   return {
     ClearBrowserDataOverlay: ClearBrowserDataOverlay
   };
 });