Cleanup: IWYU for base/gtest_prod_util.h.

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

 // 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.
 
 #ifndef CHROME_BROWSER_UI_WEBUI_NTP_NEW_TAB_PAGE_SYNC_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_NTP_NEW_TAB_PAGE_SYNC_HANDLER_H_
 
 #include <string>
 
+#include "base/gtest_prod_util.h"
 #include "base/prefs/pref_change_registrar.h"
 #include "chrome/browser/sync/profile_sync_service.h"
 #include "chrome/browser/sync/sync_ui_util.h"
 #include "content/public/browser/web_ui_message_handler.h"
 
 namespace base {
 class ListValue;
 }
 
 // Sends sync-state changes to the New Tab Page for UI updating and forwards
@@ skipping 49 matching lines @@
   PrefChangeRegistrar profile_pref_registrar_;
 
   // Used to make sure we don't register ourselves twice if the user refreshes
   // the new tab page.
   bool waiting_for_initial_page_load_;
 
   DISALLOW_COPY_AND_ASSIGN(NewTabPageSyncHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_NTP_NEW_TAB_PAGE_SYNC_HANDLER_H_