get rid of old options pages

chrome/browser/ui/webui/options/chromeos/user_image_source.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_OPTIONS_CHROMEOS_USER_IMAGE_SOURCE_H_
-#define CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_USER_IMAGE_SOURCE_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 {
-
-// 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&) const OVERRIDE;
-
-  // Returns PNG 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) const;
-
- private:
-  virtual ~UserImageSource();
-
-  DISALLOW_COPY_AND_ASSIGN(UserImageSource);
-};
-
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_USER_IMAGE_SOURCE_H_