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..f8056c784fd73256bbe6d10c1b16cbb46296b721 100644
--- a/lib/src/stream_sink_completer.dart
+++ b/lib/src/stream_sink_completer.dart
@@ -36,9 +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>*/();
+  static StreamSink<T> fromFuture<T>(
+      Future<StreamSink<T>> sinkFuture) {
+    var completer = new StreamSinkCompleter<T>();
     sinkFuture.then(completer.setDestinationSink,
         onError: completer.setError);
     return completer.sink;