cros: Change max users to be a constant

chrome/browser/ui/ash/session_controller_client.cc

 // Copyright 2016 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/ui/ash/session_controller_client.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "ash/public/cpp/session_types.h"
@@ skipping 152 matching lines @@
   UserManager* const user_manager = UserManager::Get();
   if (user_manager->GetUsersAllowedForMultiProfile().empty())
     return ash::AddUserSessionPolicy::ERROR_NO_ELIGIBLE_USERS;
 
   if (chromeos::MultiProfileUserController::GetPrimaryUserPolicy() !=
       chromeos::MultiProfileUserController::ALLOWED) {
     return ash::AddUserSessionPolicy::ERROR_NOT_ALLOWED_PRIMARY_USER;
   }
 
   if (UserManager::Get()->GetLoggedInUsers().size() >=
-      SessionManager::Get()->GetMaximumNumberOfUserSessions())
+      session_manager::kMaxmiumNumberOfUserSessions)
     return ash::AddUserSessionPolicy::ERROR_MAXIMUM_USERS_REACHED;
 
   return ash::AddUserSessionPolicy::ALLOWED;
 }
 
 // static
 void SessionControllerClient::DoLockScreen() {
   if (!CanLockScreen())
     return;
 
@@ skipping 65 matching lines @@
       ->BindInterface(ash_util::GetAshServiceName(), &session_controller_);
 
   // Set as |session_controller_|'s client.
   session_controller_->SetClient(binding_.CreateInterfacePtrAndBind());
 }
 
 void SessionControllerClient::SendSessionInfoIfChanged() {
   SessionManager* const session_manager = SessionManager::Get();
 
   ash::mojom::SessionInfoPtr info = ash::mojom::SessionInfo::New();
-  info->max_users = session_manager->GetMaximumNumberOfUserSessions();
   info->can_lock_screen = CanLockScreen();
   info->should_lock_screen_automatically = ShouldLockScreenAutomatically();
   info->add_user_session_policy = GetAddUserSessionPolicy();
   info->state = session_manager->session_state();
 
   if (info != last_sent_session_info_) {
     last_sent_session_info_ = info->Clone();
     session_controller_->SetSessionInfo(std::move(info));
   }
 }
@@ skipping 17 matching lines @@
   const UserList logged_in_users = user_manager->GetLoggedInUsers();
   std::vector<uint32_t> user_session_ids;
   for (auto* user : user_manager->GetLRULoggedInUsers()) {
     const uint32_t user_session_id = GetSessionId(*user);
     DCHECK_NE(0u, user_session_id);
     user_session_ids.push_back(user_session_id);
   }
 
   session_controller_->SetUserSessionOrder(user_session_ids);
 }