Use OAuth2 refresh token to download GAIA info

chrome/browser/chromeos/login/user_manager.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_CHROMEOS_LOGIN_USER_MANAGER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_USER_MANAGER_H_
 #pragma once
 
 #include <string>
 
@@ skipping 196 matching lines @@
 
   // Updates current user ownership on UI thread.
   void UpdateOwnership(bool is_owner);
 
   // Checks current user's ownership on file thread.
   void CheckOwnership();
 
   // ProfileDownloaderDelegate implementation.
   virtual int GetDesiredImageSideLength() OVERRIDE;
   virtual Profile* GetBrowserProfile() OVERRIDE;
+  virtual bool ShouldUseOAuthRefreshToken() OVERRIDE;
   virtual void OnDownloadComplete(ProfileDownloader* downloader,
                                   bool success) OVERRIDE;
 
   // Creates a new User instance.
   User* CreateUser(const std::string& email) const;
 
   // Loads user image from its file.
   scoped_refptr<UserImageLoader> image_loader_;
 
   // List of all known users. User instances are owned by |this| and deleted
@@ skipping 49 matching lines @@
 
   // Data URL for |downloaded_profile_image_|.
   std::string downloaded_profile_image_data_url_;
 
   DISALLOW_COPY_AND_ASSIGN(UserManager);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_USER_MANAGER_H_