Move Singleton and related structs to namespace base

chrome/browser/policy/profile_policy_connector_factory.cc

 // Copyright (c) 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/policy/profile_policy_connector_factory.h"
 
 #include "base/logging.h"
 #include "base/memory/singleton.h"
 #include "chrome/browser/policy/profile_policy_connector.h"
 #include "chrome/browser/profiles/incognito_helpers.h"
@@ skipping 13 matching lines @@
 #else
 #include "chrome/browser/policy/cloud/user_cloud_policy_manager_factory.h"
 #include "components/policy/core/common/cloud/user_cloud_policy_manager.h"
 #endif
 #endif
 
 namespace policy {
 
 // static
 ProfilePolicyConnectorFactory* ProfilePolicyConnectorFactory::GetInstance() {
-  return Singleton<ProfilePolicyConnectorFactory>::get();
+  return base::Singleton<ProfilePolicyConnectorFactory>::get();
 }
 
 // static
 ProfilePolicyConnector* ProfilePolicyConnectorFactory::GetForBrowserContext(
     content::BrowserContext* context) {
   return GetInstance()->GetForBrowserContextInternal(context);
 }
 
 // static
 scoped_ptr<ProfilePolicyConnector>
@@ skipping 123 matching lines @@
 
 bool ProfilePolicyConnectorFactory::HasTestingFactory(
     content::BrowserContext* context) {
   return false;
 }
 
 void ProfilePolicyConnectorFactory::CreateServiceNow(
     content::BrowserContext* context) {}
 
 }  // namespace policy