Remove generated directories with 100s of files.

client/dom/generated/src/wrapping/_NotationWrappingImplementation.dart

Index: client/dom/generated/src/wrapping/_NotationWrappingImplementation.dart
diff --git a/client/dom/generated/src/wrapping/_NotationWrappingImplementation.dart b/client/dom/generated/src/wrapping/_NotationWrappingImplementation.dart
deleted file mode 100644
index fa0ced1cead275d07f6885e5921f8a78e9a4327d..0000000000000000000000000000000000000000
--- a/client/dom/generated/src/wrapping/_NotationWrappingImplementation.dart
+++ /dev/null
@@ -1,21 +0,0 @@
-// Copyright (c) 2011, 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.
-
-// WARNING: Do not edit - generated code.
-
-class _NotationWrappingImplementation extends _NodeWrappingImplementation implements Notation {
-  _NotationWrappingImplementation() : super() {}
-
-  static create__NotationWrappingImplementation() native {
-    return new _NotationWrappingImplementation();
-  }
-
-  String get publicId() { return _get_publicId(this); }
-  static String _get_publicId(var _this) native;
-
-  String get systemId() { return _get_systemId(this); }
-  static String _get_systemId(var _this) native;
-
-  String get typeName() { return "Notation"; }
-}