Missing handling of default arguments in socket stream readInto

tests/standalone/src/EchoServerStreamTest.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 //
 // Echo server test program to test socket streams.
 //
 // VMOptions=
 // VMOptions=--short_socket_read
 // VMOptions=--short_socket_write
 // VMOptions=--short_socket_read --short_socket_write
 
-#library("EchoServerStreamTest");
 #import("dart:io");
 #import("dart:isolate");
 #source("TestingServer.dart");
 
 class EchoServerGame {
 
   static final MSGSIZE = 10;
   static final MESSAGES = 100;
   static final FIRSTCHAR = 65;
 
@@ skipping 110 matching lines @@
   Socket _socket;
   List<int> _buffer;
   int _messages;
 }
 
 
 class EchoServer extends TestingServer {
 
   static final int MSGSIZE = EchoServerGame.MSGSIZE;
 
-  void connectionHandler(Socket connection) {
+  void onConnection(Socket connection) {
     InputStream inputStream;
     List<int> buffer = new List<int>(MSGSIZE);
     int offset = 0;
 
     void dataReceived() {
       SocketOutputStream outputStream;
       int bytesRead;
       outputStream = connection.outputStream;
       bytesRead = inputStream.readInto(buffer, offset, MSGSIZE - offset);
       if (bytesRead > 0) {
@@ skipping 14 matching lines @@
 
     inputStream = connection.inputStream;
     inputStream.onData = dataReceived;
     connection.onError = errorHandler;
   }
 }
 
 main() {
   EchoServerGame echoServerGame = new EchoServerGame.start();
 }