Remove Registry

pkg/compiler/lib/src/common/registry.dart

Index: pkg/compiler/lib/src/common/registry.dart
diff --git a/pkg/compiler/lib/src/common/registry.dart b/pkg/compiler/lib/src/common/registry.dart
deleted file mode 100644
index 08d6081c5d850e8e5c6cad0e8b9b3288e662b6b0..0000000000000000000000000000000000000000
--- a/pkg/compiler/lib/src/common/registry.dart
+++ /dev/null
@@ -1,13 +0,0 @@
-// 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 dart2js.common.registry;
-
-import '../elements/elements.dart' show Element;
-
-// TODO(johnniwinther): Remove this.
-/// Interface for registration of element dependencies.
-abstract class Registry {
-  void registerDependency(Element element) {}
-}