cros: Refactor oobe LoadUsers to include non-serialized user list.

chrome/browser/chromeos/login/screens/user_selection_screen.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_SCREENS_USER_SELECTION_SCREEN_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_USER_SELECTION_SCREEN_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 29 matching lines @@
 
   void SetLoginDisplayDelegate(LoginDisplay::Delegate* login_display_delegate);
   void SetHandler(LoginDisplayWebUIHandler* handler);
   void SetView(UserBoardView* view);
 
   static const user_manager::UserList PrepareUserListForSending(
       const user_manager::UserList& users,
       const AccountId& owner,
       bool is_signin_to_add);
 
-  virtual void Init(const user_manager::UserList& users, bool show_guest);
+  virtual void Init(const user_manager::UserList& users);
   void OnUserImageChanged(const user_manager::User& user);
   void OnBeforeUserRemoved(const AccountId& account_id);
   void OnUserRemoved(const AccountId& account_id);
 
   void OnPasswordClearTimerExpired();
 
   void HandleGetUsers();
   void CheckUserStatus(const AccountId& account_id);
 
   // Build list of users and send it to the webui.
@@ skipping 66 matching lines @@
 
   EasyUnlockService* GetEasyUnlockServiceForUser(
       const AccountId& account_id) const;
 
   void OnUserStatusChecked(const AccountId& account_id,
                            TokenHandleUtil::TokenHandleStatus status);
 
   LoginDisplayWebUIHandler* handler_ = nullptr;
   LoginDisplay::Delegate* login_display_delegate_ = nullptr;
 
-  // Whether to show guest login.
-  bool show_guest_ = false;
-
   // Purpose of the screen (see constants in OobeUI).
   const std::string display_type_;
 
   // Set of Users that are visible.
   user_manager::UserList users_;
 
   // Map of accounnt ids to their current authentication type. If a user is not
   // contained in the map, it is using the default authentication type.
   std::map<AccountId, proximity_auth::ScreenlockBridge::LockHandler::AuthType>
       user_auth_type_map_;
 
   // Timer for measuring idle state duration before password clear.
   base::OneShotTimer password_clear_timer_;
 
   // Token handler util for checking user OAuth token status.
   std::unique_ptr<TokenHandleUtil> token_handle_util_;
 
   // Helper to check whether a user needs dircrypto migration.
   std::unique_ptr<DircryptoMigrationChecker> dircrypto_migration_checker_;
 
   base::WeakPtrFactory<UserSelectionScreen> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(UserSelectionScreen);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_USER_SELECTION_SCREEN_H_