SDK fixes

tool/input_sdk/lib/async/stream_transformers.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.
 
 part of dart.async;
 
 /**
  * Wraps an [_EventSink] so it exposes only the [EventSink] interface.
  */
 class _EventSinkWrapper<T> implements EventSink<T> {
@@ skipping 16 matching lines @@
  */
 class _SinkTransformerStreamSubscription<S, T>
     extends _BufferingStreamSubscription<T> {
   /// The transformer's input sink.
   EventSink _transformerSink;
 
   /// The subscription to the input stream.
   StreamSubscription<S> _subscription;
 
   _SinkTransformerStreamSubscription(Stream<S> source,
-                                     _SinkMapper mapper,
+                                     _SinkMapper<S, T> mapper,
                                      void onData(T data),
                                      Function onError,
                                      void onDone(),
                                      bool cancelOnError)
       // We set the adapter's target only when the user is allowed to send data.
       : super(onData, onError, onDone, cancelOnError) {
     _EventSinkWrapper<T> eventSink = new _EventSinkWrapper<T>(this);
     _transformerSink = mapper(eventSink);
     _subscription = source.listen(_handleData,
                                   onError: _handleError,
@@ skipping 254 matching lines @@
                                  void onDone(),
                                  bool cancelOnError }) {
     cancelOnError = identical(true, cancelOnError);
     StreamSubscription<T> result = _transformer(_stream, cancelOnError);
     result.onData(onData);
     result.onError(onError);
     result.onDone(onDone);
     return result;
   }
 }