Create Mojo Struct for user information used in login/lock screen.

chrome/browser/chromeos/login/lock/views_screen_locker.cc

 // Copyright 2017 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/lock/views_screen_locker.h"
 
 #include <utility>
 
 #include "base/i18n/time_formatting.h"
 #include "base/metrics/histogram_macros.h"
@@ skipping 34 matching lines @@
                      base::Unretained(this)));
 }
 
 ViewsScreenLocker::~ViewsScreenLocker() {
   LockScreenClient::Get()->SetDelegate(nullptr);
 }
 
 void ViewsScreenLocker::Init() {
   lock_time_ = base::TimeTicks::Now();
   user_selection_screen_->Init(screen_locker_->users());
-  LockScreenClient::Get()->LoadUsers(user_selection_screen_->PrepareUserList(),
-                                     false /* show_guests */);
+  LockScreenClient::Get()->LoadUsers(
+      user_selection_screen_->UpdateAndReturnUserListForMojo(),
+      false /* show_guests */);
   if (!ime_state_.get())
     ime_state_ = input_method::InputMethodManager::Get()->GetActiveIMEState();
 
   // Reset Caps Lock state when lock screen is shown.
   input_method::InputMethodManager::Get()->GetImeKeyboard()->SetCapsLockEnabled(
       false);
 
   // Enable pin for any users who can use it.
   if (user_manager::UserManager::IsInitialized()) {
     for (user_manager::User* user :
@@ skipping 155 matching lines @@
   if (focused_pod_account_id_) {
     std::string user_input_method = lock_screen_utils::GetUserLastInputMethod(
         focused_pod_account_id_->GetUserEmail());
     lock_screen_utils::EnforcePolicyInputMethods(user_input_method);
   } else {
     lock_screen_utils::EnforcePolicyInputMethods(std::string());
   }
 }
 
 }  // namespace chromeos