Replace chromeos::UserManager::Get() with chromeos::GetUserManager().

chrome/browser/chromeos/policy/user_network_configuration_updater_factory.cc

 // Copyright 2013 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/policy/user_network_configuration_updater_factory.h"
 
 #include "base/memory/singleton.h"
 #include "chrome/browser/chromeos/login/users/user.h"
 #include "chrome/browser/chromeos/login/users/user_manager.h"
 #include "chrome/browser/chromeos/policy/user_network_configuration_updater.h"
@@ skipping 53 matching lines @@
     content::BrowserContext* context) const {
   Profile* profile = static_cast<Profile*>(context);
   if (chromeos::ProfileHelper::IsSigninProfile(profile))
     return NULL;  // On the login screen only device network policies apply.
 
   chromeos::User* user =
       chromeos::ProfileHelper::Get()->GetUserByProfile(profile);
   DCHECK(user);
   // Currently, only the network policy of the primary user is supported. See
   // also http://crbug.com/310685 .
-  if (user != chromeos::UserManager::Get()->GetPrimaryUser())
+  if (user != chromeos::GetUserManager()->GetPrimaryUser())
     return NULL;
 
   const bool allow_trusted_certs_from_policy =
       user->GetType() == user_manager::USER_TYPE_REGULAR;
 
   ProfilePolicyConnector* profile_connector =
       ProfilePolicyConnectorFactory::GetForProfile(profile);
 
   return UserNetworkConfigurationUpdater::CreateForUserPolicy(
       profile,
       allow_trusted_certs_from_policy,
       *user,
       profile_connector->policy_service(),
       chromeos::NetworkHandler::Get()->managed_network_configuration_handler())
       .release();
 }
 
 }  // namespace policy