Roll to pickup pool changes

packages/barback/test/transformer/declaring_aggregate_many_to_one.dart

 // Copyright (c) 2014, 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 barback.test.transformer.declaring_aggregate_many_to_one;
 
 import 'package:barback/barback.dart';
 import 'package:path/path.dart' as path;
 
 import 'aggregate_many_to_one.dart';
 
 /// Like [AggregateManyToOneTransformer], but declares its assets ahead of time.
 class DeclaringAggregateManyToOneTransformer
     extends AggregateManyToOneTransformer
     implements DeclaringAggregateTransformer {
   DeclaringAggregateManyToOneTransformer(String extension, String output)
       : super(extension, output);
 
   void declareOutputs(DeclaringAggregateTransform transform) {
-    transform.declareOutput(new AssetId(transform.package,
-        path.url.join(transform.key, output)));
+    transform.declareOutput(
+        new AssetId(transform.package, path.url.join(transform.key, output)));
   }
 }