retry r123804 - ntp theme fixes

chrome/browser/ui/webui/ntp/new_tab_ui.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_WEBUI_NTP_NEW_TAB_UI_H_
 #define CHROME_BROWSER_UI_WEBUI_NTP_NEW_TAB_UI_H_
 #pragma once
 
 #include <string>
 
 #include "base/gtest_prod_util.h"
 #include "base/time.h"
 #include "base/timer.h"
+#include "chrome/browser/prefs/pref_change_registrar.h"
 #include "chrome/browser/sessions/tab_restore_service.h"
 #include "chrome/browser/ui/webui/chrome_url_data_manager.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/web_ui_controller.h"
 
 class GURL;
 class PrefService;
 class Profile;
 
@@ skipping 85 matching lines @@
   // The last time we got a paint notification.
   base::TimeTicks last_paint_;
   // Scoping so we can be sure our timeouts don't outlive us.
   base::OneShotTimer<NewTabUI> timer_;
   // The preference version. This used for migrating prefs of the NTP.
   static const int current_pref_version_ = 3;
 
   // If the sync promo NTP bubble is being shown.
   bool showing_sync_bubble_;
 
+  PrefChangeRegistrar pref_change_registrar_;
+
   DISALLOW_COPY_AND_ASSIGN(NewTabUI);
 };
 
 extern const char kWebStoreLinkExperiment[];
 
 #endif  // CHROME_BROWSER_UI_WEBUI_NTP_NEW_TAB_UI_H_