process.inherits -> sys.inherits in net.js

lib/net.js

@@ -179,7 +179,7 @@ function Socket (peerInfo) {
     this.writable = true;
   }
 };
-process.inherits(Socket, process.EventEmitter);
+sys.inherits(Socket, process.EventEmitter);
 exports.Socket = Socket;
 
 
@@ -519,7 +519,7 @@ function Server (listener) {
     }
   };
 }
-process.inherits(Server, process.EventEmitter);
+sys.inherits(Server, process.EventEmitter);
 exports.Server = Server;