Use uint16 for port numbers, extensions/ edition

extensions/browser/api/sockets_udp/udp_socket_event_dispatcher.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 EXTENSIONS_BROWSER_API_SOCKETS_UDP_UDP_SOCKET_EVENT_DISPATCHER_H_
 #define EXTENSIONS_BROWSER_API_SOCKETS_UDP_UDP_SOCKET_EVENT_DISPATCHER_H_
 
 #include "extensions/browser/api/api_resource_manager.h"
 #include "extensions/browser/api/sockets_udp/sockets_udp_api.h"
 
@@ skipping 53 matching lines @@
   };
 
   // Start a receive and register a callback.
   static void StartReceive(const ReceiveParams& params);
 
   // Called when socket receive data.
   static void ReceiveCallback(const ReceiveParams& params,
                               int bytes_read,
                               scoped_refptr<net::IOBuffer> io_buffer,
                               const std::string& address,
-                              int port);
+                              uint16 port);
 
   // Post an extension event from IO to UI thread
   static void PostEvent(const ReceiveParams& params, scoped_ptr<Event> event);
 
   // Dispatch an extension event on to EventRouter instance on UI thread.
   static void DispatchEvent(void* browser_context_id,
                             const std::string& extension_id,
                             scoped_ptr<Event> event);
 
   // Usually IO thread (except for unit testing).
   content::BrowserThread::ID thread_id_;
   content::BrowserContext* const browser_context_;
   scoped_refptr<SocketData> sockets_;
 };
 
 }  // namespace core_api
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_API_SOCKETS_UDP_UDP_SOCKET_EVENT_DISPATCHER_H_