Use a direct include of strings headers in chrome/browser/chromeos/.

chrome/browser/chromeos/extensions/wallpaper_private_api.cc

 // Copyright (c) 2013 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/chromeos/extensions/wallpaper_private_api.h"
 
 #include <vector>
 
 #include "ash/shell.h"
 #include "ash/wm/window_cycle_controller.h"
 #include "ash/wm/window_util.h"
 #include "base/file_util.h"
 #include "base/files/file_enumerator.h"
 #include "base/json/json_writer.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/path_service.h"
-#include "base/stringprintf.h"
 #include "base/strings/string_number_conversions.h"
+#include "base/strings/stringprintf.h"
 #include "base/synchronization/cancellation_flag.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "base/threading/worker_pool.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chromeos/login/user.h"
 #include "chrome/browser/chromeos/login/user_image.h"
 #include "chrome/browser/chromeos/login/user_manager.h"
 #include "chrome/browser/chromeos/login/wallpaper_manager.h"
 #include "chrome/browser/extensions/event_router.h"
 #include "chrome/browser/image_decoder.h"
 #include "chrome/common/chrome_paths.h"
 #include "content/public/browser/browser_thread.h"
-#include "net/url_request/url_fetcher.h"
-#include "net/url_request/url_fetcher_delegate.h"
-#include "net/url_request/url_request_status.h"
 #include "googleurl/src/gurl.h"
 #include "grit/app_locale_settings.h"
 #include "grit/generated_resources.h"
 #include "grit/platform_locale_settings.h"
+#include "net/url_request/url_fetcher.h"
+#include "net/url_request/url_fetcher_delegate.h"
+#include "net/url_request/url_request_status.h"
 #include "ui/aura/window_observer.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/webui/web_ui_util.h"
 
 using base::BinaryValue;
 using content::BrowserThread;
 
 namespace {
 
 // Keeps in sync (same order) with WallpaperLayout enum in header file.
@@ skipping 871 matching lines @@
                  this, file_list));
 }
 
 void WallpaperPrivateGetOfflineWallpaperListFunction::OnComplete(
     const std::vector<std::string>& file_list) {
   ListValue* results = new ListValue();
   results->AppendStrings(file_list);
   SetResult(results);
   SendResponse(true);
 }