Roll to pickup pool changes

packages/barback/test/too_many_open_files_test.dart

Index: packages/barback/test/too_many_open_files_test.dart
diff --git a/packages/barback/test/too_many_open_files_test.dart b/packages/barback/test/too_many_open_files_test.dart
index b45af71377690d74613f753e5b1fea884b650ecf..0fca29ab10303d67157bb62efbe32d2461006097 100644
--- a/packages/barback/test/too_many_open_files_test.dart
+++ b/packages/barback/test/too_many_open_files_test.dart
@@ -43,13 +43,15 @@ runOnManyFiles(Future assetHandler(Asset asset)) {
 
   // Create a large number of assets, larger than the file descriptor limit
   // of most machines and start reading from all of them.
-  var futures = [];
+  var futures = <Future>[];
   for (var i = 0; i < 1000; i++) {
     var asset = new Asset.fromPath(id, filePath);
     futures.add(assetHandler(asset));
   }
 
-  expect(Future.wait(futures).whenComplete(() {
-    new Directory(tempDir).delete(recursive: true);
-  }), completes);
-}
+  expect(
+      Future.wait(futures).whenComplete(() {
+        new Directory(tempDir).delete(recursive: true);
+      }),
+      completes);
+}