Fix closure compile.

chrome/browser/resources/history/history.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.
 
 <include src="../uber/uber_utils.js">
 <include src="history_focus_manager.js">
 
 ///////////////////////////////////////////////////////////////////////////////
 // Globals:
 /** @const */ var RESULTS_PER_PAGE = 150;
@@ skipping 1918 matching lines @@
   HistoryFocusManager.getInstance().initialize();
 
   var doSearch = function(e) {
     recordUmaAction('HistoryPage_Search');
     historyView.setSearch(searchField.value);
 
     if (isMobileVersion())
       searchField.blur();  // Dismiss the keyboard.
   };
 
-  var removeMenu = $('remove-visit');
+  var removeMenu = getRequiredElement('remove-visit');
   // Decorate remove-visit before disabling/hiding because the values are
   // overwritten when decorating a MenuItem that has a Command.
   cr.ui.decorate(removeMenu, MenuItem);
   removeMenu.disabled = !loadTimeData.getBoolean('allowDeletingHistory');
   removeMenu.hidden = loadTimeData.getBoolean('hideDeleteVisitUI');
 
   document.addEventListener('command', handleCommand);
 
   searchField.addEventListener('search', doSearch);
   $('search-button').addEventListener('click', doSearch);
@@ skipping 431 matching lines @@
     historyView.reload();
 }
 
 // Add handlers to HTML elements.
 document.addEventListener('DOMContentLoaded', load);
 
 // This event lets us enable and disable menu items before the menu is shown.
 document.addEventListener('canExecute', function(e) {
   e.canExecute = true;
 });