| Index: net/socket/websocket_endpoint_lock_manager.h
 | 
| diff --git a/net/socket/websocket_endpoint_lock_manager.h b/net/socket/websocket_endpoint_lock_manager.h
 | 
| index f3887b8cd891407de8735b3ee7ab344c452d1ca9..dfbc30897abed31d22a0b239d8f811155553902c 100644
 | 
| --- a/net/socket/websocket_endpoint_lock_manager.h
 | 
| +++ b/net/socket/websocket_endpoint_lock_manager.h
 | 
| @@ -5,6 +5,8 @@
 | 
|  #ifndef NET_SOCKET_WEBSOCKET_ENDPOINT_LOCK_MANAGER_H_
 | 
|  #define NET_SOCKET_WEBSOCKET_ENDPOINT_LOCK_MANAGER_H_
 | 
|  
 | 
| +#include <stddef.h>
 | 
| +
 | 
|  #include <map>
 | 
|  
 | 
|  #include "base/containers/linked_list.h"
 | 
| 
 |