Add setNoDelay method on Socket/RawSocket.

runtime/bin/socket_patch.dart

 // Copyright (c) 2013, 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.
 
 patch class RawServerSocket  {
   /* patch */ static Future<RawServerSocket> bind([String address = "127.0.0.1",
                                                    int port = 0,
                                                    int backlog = 0]) {
     return _RawServerSocket.bind(address, port, backlog);
   }
@@ skipping 374 matching lines @@
   void reportError(error, String message) {
     var e = createError(error, message);
     // Invoke the error handler if any.
     if (eventHandlers[ERROR_EVENT] != null) {
       eventHandlers[ERROR_EVENT](e);
     }
     // For all errors we close the socket
     close();
   }
 
+  bool setOption(SocketOption option, bool enabled) {
+    if (option is! SocketOption) throw new ArgumentError(options);
+    if (enabled is! bool) throw new ArgumentError(enabled);
+    return nativeSetOption(option._value, enabled);
+  }
+
   nativeAvailable() native "Socket_Available";
   nativeRead(int len) native "Socket_Read";
   nativeWrite(List<int> buffer, int offset, int bytes)
       native "Socket_WriteList";
   nativeCreateConnect(String host, int port) native "Socket_CreateConnect";
   nativeCreateBindListen(String address, int port, int backlog)
       native "ServerSocket_CreateBindListen";
   nativeAccept(_NativeSocket socket) native "ServerSocket_Accept";
   int nativeGetPort() native "Socket_GetPort";
   List nativeGetRemotePeer() native "Socket_GetRemotePeer";
   OSError nativeGetError() native "Socket_GetError";
+  bool nativeSetOption(int option, bool enabled) native "Socket_SetOption";
 
   static SendPort newServicePort() native "Socket_NewServicePort";
 }
 
 
 class _RawServerSocket extends Stream<RawSocket>
                        implements RawServerSocket {
   final _NativeSocket _socket;
   StreamController<RawSocket> _controller;
 
@@ skipping 148 matching lines @@
   }
 
   bool get writeEventsEnabled => _writeEventsEnabled;
   void set writeEventsEnabled(bool value) {
     if (value != _writeEventsEnabled) {
       _writeEventsEnabled = value;
       if (!_controller.isPaused) _resume();
     }
   }
 
+  bool setOption(SocketOption option, bool enabled) =>
+      _socket.setOption(option, enabled);
+
   _pause() {
     _socket.setListening(read: false, write: false);
   }
 
   void _resume() {
     _socket.setListening(read: _readEventsEnabled, write: _writeEventsEnabled);
   }
 
   void _onPauseStateChange() {
     if (_controller.isPaused) {
@@ skipping 209 matching lines @@
 
   void destroy() {
     // Destroy can always be called to get rid of a socket.
     if (_raw == null) return;
     _consumer.stop();
     _closeRawSocket();
     _controllerClosed = true;
     _controller.close();
   }
 
+  bool setOption(SocketOption option, bool enabled) {
+    if (_raw == null) return false;
+    return _raw.setOption(option, enabled);
+  }
+
   int get port => _raw.port;
   String get remoteHost => _raw.remoteHost;
   int get remotePort => _raw.remotePort;
 
   // Ensure a subscription on the raw socket. Both the stream and the
   // consumer needs a subscription as they share the error and done
   // events from the raw socket.
   void _ensureRawSocketSubscription() {
     if (_subscription == null) {
       _subscription = _raw.listen(_onData,
@@ skipping 117 matching lines @@
     _raw.onBadCertificate = callback;
   }
 
   X509Certificate get peerCertificate {
     if (_raw == null) {
      throw new StateError("peerCertificate called on destroyed SecureSocket");
     }
     return _raw.peerCertificate;
   }
 }