ash: Use session_manager::SessionState

ash/common/session/session_state_delegate.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 "ash/common/session/session_state_delegate.h"
 
 namespace ash {
 
 bool SessionStateDelegate::IsInSecondaryLoginScreen() const {
-  return GetSessionState() == SESSION_STATE_LOGIN_SECONDARY;
+  return GetSessionState() == session_manager::SessionState::LOGIN_SECONDARY;
 }
 
 bool SessionStateDelegate::CanAddUserToMultiProfile(
     SessionStateDelegate::AddUserError* error) const {
   if (!IsMultiProfileAllowedByPrimaryUserPolicy()) {
     if (error)
       *error = ADD_USER_ERROR_NOT_ALLOWED_PRIMARY_USER;
     return false;
   }
   if (NumberOfLoggedInUsers() >= GetMaximumNumberOfLoggedInUsers()) {
     if (error)
       *error = ADD_USER_ERROR_MAXIMUM_USERS_REACHED;
     return false;
   }
   return true;
 }
 
 }  // namespace ash