Change generic comment syntax to real generic syntax.

lib/src/delegate/stream_sink.dart

Index: lib/src/delegate/stream_sink.dart
diff --git a/lib/src/delegate/stream_sink.dart b/lib/src/delegate/stream_sink.dart
index 9b52b19e5d5e642dca21e3e1b2ab812cbd8056df..cc0a028c906a31d4ccf11525e3f5e686c746373c 100644
--- a/lib/src/delegate/stream_sink.dart
+++ b/lib/src/delegate/stream_sink.dart
@@ -24,8 +24,9 @@ class DelegatingStreamSink<T> implements StreamSink<T> {
   /// of `StreamSink`, not `StreamSink<T>`. This means that calls to [add] may
   /// throw a [CastError] if the argument type doesn't match the reified type of
   /// [sink].
-  static StreamSink/*<T>*/ typed/*<T>*/(StreamSink sink) =>
-      sink is StreamSink/*<T>*/ ? sink : new DelegatingStreamSink._(sink);
+  static StreamSink<T> typed<T>(StreamSink sink) => sink is StreamSink<T>
+      ? sink
+      : new DelegatingStreamSink._(sink);
 
   void add(T data) {
     _sink.add(data);