Fix pub tests.

utils/archive/input_stream.dart

 // Copyright (c) 2012, 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.
 
 library input_stream;
 
 import 'archive.dart' as archive;
 import 'entry.dart';
 import 'read_request.dart';
 import 'utils.dart';
@@ skipping 135 matching lines @@
   Future _emit(ArchiveEntry entry) {
     _currentEntry = entry;
     var future = _onEntryCompleter.future.then((onEntry) {
       if (closed) return new Future.immediate(null);
       var result = onEntry(entry);
       if (result is Future) return result;
       return new Future.immediate(null);
     }).then((_) {
       if (entry.isInputOpen) return entry.inputComplete;
       return new Future.immediate(null);
-    });
-    future.whenComplete(() {
+    }).whenComplete(() {
       _currentEntry = null;
       entry.close();
     });
     return future;
   }
 }