Remove "2" suffixes from options2 code.

chrome/browser/ui/webui/options2/chromeos/user_image_source2.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_OPTIONS2_CHROMEOS_USER_IMAGE_SOURCE2_H_
-#define CHROME_BROWSER_UI_WEBUI_OPTIONS2_CHROMEOS_USER_IMAGE_SOURCE2_H_
-#pragma once
-
-#include <string>
-#include <vector>
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "chrome/browser/ui/webui/chrome_url_data_manager.h"
-
-namespace chromeos {
-namespace options2 {
-
-// UserImageSource is the data source that serves user images for users that
-// have it.
-class UserImageSource : public ChromeURLDataManager::DataSource {
- public:
-  UserImageSource();
-
-  // Called when the network layer has requested a resource underneath
-  // the path we registered.
-  virtual void StartDataRequest(const std::string& path,
-                                bool is_incognito,
-                                int request_id) OVERRIDE;
-
-  virtual std::string GetMimeType(const std::string& path) const OVERRIDE;
-
-  // Returns PNG or GIF (when possible and if |is_image_animated| flag
-  // is true) encoded image for user with specified email.  If there's
-  // no user with such email, returns the default image.
-  std::vector<unsigned char> GetUserImage(const std::string& email,
-                                          bool is_image_animated) const;
-
- private:
-  virtual ~UserImageSource();
-
-  DISALLOW_COPY_AND_ASSIGN(UserImageSource);
-};
-
-}  // namespace options2
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS2_CHROMEOS_USER_IMAGE_SOURCE2_H_