Move Singleton and related structs to namespace base

net/socket/websocket_endpoint_lock_manager.h

 // 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.
 
 #ifndef NET_SOCKET_WEBSOCKET_ENDPOINT_LOCK_MANAGER_H_
 #define NET_SOCKET_WEBSOCKET_ENDPOINT_LOCK_MANAGER_H_
 
 #include <map>
 
 #include "base/containers/linked_list.h"
@@ skipping 128 matching lines @@
   // Time to wait between a call to Unlock* and actually unlocking the socket.
   base::TimeDelta unlock_delay_;
 
   // Number of sockets currently pending unlock.
   size_t pending_unlock_count_;
 
   // The messsage loop holding the unlock delay callback may outlive this
   // object.
   base::WeakPtrFactory<WebSocketEndpointLockManager> weak_factory_;
 
-  friend struct DefaultSingletonTraits<WebSocketEndpointLockManager>;
+  friend struct base::DefaultSingletonTraits<WebSocketEndpointLockManager>;
 
   DISALLOW_COPY_AND_ASSIGN(WebSocketEndpointLockManager);
 };
 
 }  // namespace net
 
 #endif  // NET_SOCKET_WEBSOCKET_ENDPOINT_LOCK_MANAGER_H_