[Athena] Extract Chrome OS authentication stack

chrome/browser/chromeos/login/users/user_manager.h

 // Copyright 2014 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_USERS_USER_MANAGER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_USERS_USER_MANAGER_H_
 
 #include <string>
 
 #include "chrome/browser/chromeos/login/user_flow.h"
@@ skipping 57 matching lines @@
     const std::string& locale() const { return locale_; }
 
    private:
     const base::string16 display_name_;
     const base::string16 given_name_;
     const std::string locale_;
 
     DISALLOW_COPY_AND_ASSIGN(UserAccountData);
   };
 
-  // Username for stub login when not running on ChromeOS.
-  static const char kStubUser[];
-
-  // Username for the login screen. It is only used to identify login screen
-  // tries to set default wallpaper. It is not a real user.
-  static const char kSignInUser[];
-
-  // Magic e-mail addresses are bad. They exist here because some code already
-  // depends on them and it is hard to figure out what. Any user types added in
-  // the future should be identified by a new |UserType|, not a new magic e-mail
-  // address.
-  // Username for Guest session user.
-  static const char kGuestUserName[];
-
-  // Domain that is used for all locally managed users.
-  static const char kLocallyManagedUserDomain[];
-
-  // The retail mode user has a magic, domainless e-mail address.
-  static const char kRetailModeUserName[];
-
   // Creates the singleton instance. This method is not thread-safe and must be
   // called from the main UI thread.
   static void Initialize();
 
   // Checks whether the singleton instance has been created already. This method
   // is not thread-safe and must be called from the main UI thread.
   static bool IsInitialized();
 
   // Shuts down the UserManager. After this method has been called, the
   // singleton has unregistered itself as an observer but remains available so
@@ skipping 269 matching lines @@
   ScopedTestUserManager();
   ~ScopedTestUserManager();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ScopedTestUserManager);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_USERS_USER_MANAGER_H_