Change generic comment syntax to real generic syntax.

lib/src/stream_sink_completer.dart

Index: lib/src/stream_sink_completer.dart
diff --git a/lib/src/stream_sink_completer.dart b/lib/src/stream_sink_completer.dart
index 00a7086cf978cba631c2f46fdb3dfaabde98eaf7..4219126817583657297af3d2af2cbce681385c16 100644
--- a/lib/src/stream_sink_completer.dart
+++ b/lib/src/stream_sink_completer.dart
@@ -36,11 +36,9 @@ class StreamSinkCompleter<T> {
   ///
   /// If the future completes with an error, the returned sink will instead
   /// be closed. Its [Sink.done] future will contain the error.
-  static StreamSink/*<T>*/ fromFuture/*<T>*/(
-      Future<StreamSink/*<T>*/> sinkFuture) {
-    var completer = new StreamSinkCompleter/*<T>*/();
-    sinkFuture.then(completer.setDestinationSink,
-        onError: completer.setError);
+  static StreamSink<T> fromFuture<T>(Future<StreamSink<T>> sinkFuture) {
+    var completer = new StreamSinkCompleter<T>();
+    sinkFuture.then(completer.setDestinationSink, onError: completer.setError);
     return completer.sink;
   }