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

chrome/browser/chromeos/login/screens/chrome_user_selection_screen.cc

 // 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.
 
 #include "chrome/browser/chromeos/login/screens/chrome_user_selection_screen.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 33 matching lines @@
     device_local_account_policy_service_->AddObserver(this);
   }
 }
 
 ChromeUserSelectionScreen::~ChromeUserSelectionScreen() {
   if (device_local_account_policy_service_) {
     device_local_account_policy_service_->RemoveObserver(this);
   }
 }
 
-void ChromeUserSelectionScreen::Init(const user_manager::UserList& users,
-                                     bool show_guest) {
-  UserSelectionScreen::Init(users, show_guest);
+void ChromeUserSelectionScreen::Init(const user_manager::UserList& users) {
+  UserSelectionScreen::Init(users);
 
   // Retrieve the current policy for all users.
   for (user_manager::UserList::const_iterator it = users.begin();
        it != users.end(); ++it) {
     if ((*it)->GetType() == user_manager::USER_TYPE_PUBLIC_ACCOUNT)
       OnPolicyUpdated((*it)->GetAccountId().GetUserEmail());
   }
 }
 
 void ChromeUserSelectionScreen::SendUserList() {
@@ skipping 121 matching lines @@
   // advanced form (two or more recommended locales).
   const bool two_or_more_recommended_locales = recommended_locales.size() >= 2;
 
   // Notify the UI.
   view_->SetPublicSessionLocales(account_id, std::move(available_locales),
                                  default_locale,
                                  two_or_more_recommended_locales);
 }
 
 }  // namespace chromeos