Change IllegalArgumentException to ArgumentError.

runtime/bin/socket_impl.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.
 
 
 class _SocketBase extends NativeFieldWrapperClass1 {
   // Bit flags used when communicating between the eventhandler and
   // dart code. The EVENT flags are used to indicate events of
   // interest when sending a message from dart code to the
   // eventhandler. When receiving a message from the eventhandler the
@@ skipping 190 matching lines @@
 
     // For all errors we close the socket, call the error handler and
     // disable further calls of the error handler.
     close();
     if (error is OSError) {
       doReportError(new SocketIOException(message, error));
     } else if (error is List) {
       assert(_isErrorResponse(error));
       switch (error[0]) {
         case _FileUtils.ILLEGAL_ARGUMENT_RESPONSE:
-          doReportError(new IllegalArgumentException());
+          doReportError(new ArgumentError());
           break;
         case _FileUtils.OSERROR_RESPONSE:
           doReportError(new SocketIOException(
               message, new OSError(error[2], error[1])));
           break;
         default:
           doReportError(new Exception("Unknown error"));
           break;
       }
     } else {
@@ skipping 365 matching lines @@
   bool _seenFirstOutEvent = false;
   bool _pipe = false;
   Function _clientConnectHandler;
   Function _clientWriteHandler;
   SocketInputStream _inputStream;
   SocketOutputStream _outputStream;
   String _remoteHost;
   int _remotePort;
   static SendPort _socketService;
 }