Mark all private functions in dart: libraries as invisible (*sniff*).

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(address,
                                                   int port,
                                                   {int backlog: 0,
                                                    bool v6Only: false}) {
     return _RawServerSocket.bind(address, port, backlog, v6Only);
@@ skipping 311 matching lines @@
   double lastWrite;
 
   // The owner object is the object that the Socket is being used by, e.g.
   // a HttpServer, a WebSocket connection, a process pipe, etc.
   Object owner;
 
   static double get timestamp => sw.elapsedMicroseconds / 1000000.0;
 
   static Future<List<InternetAddress>> lookup(
       String host, {InternetAddressType type: InternetAddressType.ANY}) {
-    return _IOService.dispatch(_SOCKET_LOOKUP, [host, type._value])
+    return _IOService._dispatch(_SOCKET_LOOKUP, [host, type._value])
         .then((response) {
           if (isErrorResponse(response)) {
             throw createError(response, "Failed host lookup: '$host'");
           } else {
             return response.skip(1).map((result) {
               var type = new InternetAddressType._from(result[0]);
               return new _InternetAddress(result[1], host, result[2]);
             }).toList();
           }
         });
   }
 
   static Future<InternetAddress> reverseLookup(InternetAddress addr) {
-    return _IOService.dispatch(_SOCKET_REVERSE_LOOKUP, [addr._in_addr])
+    return _IOService._dispatch(_SOCKET_REVERSE_LOOKUP, [addr._in_addr])
         .then((response) {
           if (isErrorResponse(response)) {
             throw createError(response, "Failed reverse host lookup", addr);
           } else {
             return addr._cloneWithNewHost(response);
           }
         });
   }
 
   static Future<List<NetworkInterface>> listInterfaces({
       bool includeLoopback: false,
       bool includeLinkLocal: false,
       InternetAddressType type: InternetAddressType.ANY}) {
-    return _IOService.dispatch(_SOCKET_LIST_INTERFACES, [type._value])
+    return _IOService._dispatch(_SOCKET_LIST_INTERFACES, [type._value])
         .then((response) {
           if (isErrorResponse(response)) {
             throw createError(response, "Failed listing interfaces");
           } else {
             var map = response.skip(1)
                 .fold(new Map<String, NetworkInterface>(), (map, result) {
                   var type = new InternetAddressType._from(result[0]);
                   var name = result[3];
                   var index = result[4];
                   var address = new _InternetAddress(result[1], "", result[2]);
@@ skipping 1559 matching lines @@
                        String address,
                        List<int> in_addr,
                        int port) {
   return new Datagram(
       data,
       new _InternetAddress(address, null, in_addr),
       port);
 }
 
 String _socketsStats() => _SocketsObservatory.toJSON();