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

chrome/browser/chromeos/login/signin_screen_controller.cc

 // 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.
 
 #include "chrome/browser/chromeos/login/signin_screen_controller.h"
 
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/chromeos/login/lock/screen_locker.h"
 #include "chrome/browser/chromeos/login/lock/webui_screen_locker.h"
 #include "chrome/browser/chromeos/login/screens/chrome_user_selection_screen.h"
@@ skipping 31 matching lines @@
 }
 
 SignInScreenController::~SignInScreenController() {
   if (user_board_view_)
     user_board_view_->Unbind();
 
   user_manager::UserManager::Get()->RemoveObserver(this);
   instance_ = nullptr;
 }
 
-void SignInScreenController::Init(const user_manager::UserList& users,
-                                  bool show_guest) {
+void SignInScreenController::Init(const user_manager::UserList& users) {
   // TODO(antrim) : This dependency should be inverted, screen should ask about
   // users.
-  user_selection_screen_->Init(users, show_guest);
+  user_selection_screen_->Init(users);
 }
 
 void SignInScreenController::OnSigninScreenReady() {
   gaia_screen_->MaybePreloadAuthExtension();
   user_selection_screen_->InitEasyUnlock();
   if (ScreenLocker::default_screen_locker())
     ScreenLocker::default_screen_locker()->delegate()->OnLockWebUIReady();
 }
 
 void SignInScreenController::RemoveUser(const AccountId& account_id) {
@@ skipping 35 matching lines @@
 
   // Stop listening to any notification once session has started.
   // Sign in screen objects are marked for deletion with DeleteSoon so
   // make sure no object would be used after session has started.
   // http://crbug.com/125276
   registrar_.RemoveAll();
   user_manager::UserManager::Get()->RemoveObserver(this);
 }
 
 }  // namespace chromeos