Roll to pickup pool changes

packages/barback/test/transformer/aggregate_many_to_many.dart

Index: packages/barback/test/transformer/aggregate_many_to_many.dart
diff --git a/packages/barback/test/transformer/aggregate_many_to_many.dart b/packages/barback/test/transformer/aggregate_many_to_many.dart
index 6e3c8a176e1837f1db543b9ad002dc55d6b035d4..92b0e91eb69e23eddcdbedd20dc34a8c729c83e6 100644
--- a/packages/barback/test/transformer/aggregate_many_to_many.dart
+++ b/packages/barback/test/transformer/aggregate_many_to_many.dart
@@ -27,8 +27,8 @@ class AggregateManyToManyTransformer extends MockAggregateTransformer {
   Future doApply(AggregateTransform transform) {
     return getPrimaryInputs(transform).asyncMap((asset) {
       return asset.readAsString().then((contents) {
-        transform.addOutput(new Asset.fromString(
-            asset.id, "modified $contents"));
+        transform
+            .addOutput(new Asset.fromString(asset.id, "modified $contents"));
       });
     }).toList();
   }