Roll to pickup pool changes

packages/barback/lib/src/utils/file_pool.dart

Index: packages/barback/lib/src/utils/file_pool.dart
diff --git a/packages/barback/lib/src/utils/file_pool.dart b/packages/barback/lib/src/utils/file_pool.dart
index c7f3d3931908a019f31850a7a947660c0465f405..e322d6598c1929888be5267f731ad051cab3e04c 100644
--- a/packages/barback/lib/src/utils/file_pool.dart
+++ b/packages/barback/lib/src/utils/file_pool.dart
@@ -34,8 +34,9 @@ class FilePool {
   /// try again.
   Stream<List<int>> openRead(String path) {
     return futureStream(_pool.request().then((resource) {
-      return new File(path).openRead().transform(
-          new StreamTransformer.fromHandlers(handleDone: (sink) {
+      return new File(path)
+          .openRead()
+          .transform(new StreamTransformer.fromHandlers(handleDone: (sink) {
         sink.close();
         resource.release();
       }));