Cleanup: Remove unneeded headers from app/

chrome/browser/dom_ui/register_page_ui.cc

 // Copyright (c) 2010 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 "chrome/browser/dom_ui/register_page_ui.h"
 
 #include <string>
 
-#include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "base/callback.h"
 #include "base/logging.h"
 #include "base/string_piece.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "base/weak_ptr.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_thread.h"
 #include "chrome/browser/dom_ui/chrome_url_data_manager.h"
@@ skipping 222 matching lines @@
   RegisterPageUIHTMLSource* html_source = new RegisterPageUIHTMLSource();
 
   // Set up the chrome://register/ source.
   ChromeThread::PostTask(
       ChromeThread::IO, FROM_HERE,
       NewRunnableMethod(
           Singleton<ChromeURLDataManager>::get(),
           &ChromeURLDataManager::AddDataSource,
           make_scoped_refptr(html_source)));
 }