Remove generated directories with 100s of files.

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

Index: client/dom/generated/src/wrapping/_IDBVersionChangeRequestWrappingImplementation.dart
diff --git a/client/dom/generated/src/wrapping/_IDBVersionChangeRequestWrappingImplementation.dart b/client/dom/generated/src/wrapping/_IDBVersionChangeRequestWrappingImplementation.dart
deleted file mode 100644
index f6e0854e650e115b7a7c5cefac73fe2c8a21de6e..0000000000000000000000000000000000000000
--- a/client/dom/generated/src/wrapping/_IDBVersionChangeRequestWrappingImplementation.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 _IDBVersionChangeRequestWrappingImplementation extends _IDBRequestWrappingImplementation implements IDBVersionChangeRequest {
-  _IDBVersionChangeRequestWrappingImplementation() : super() {}
-
-  static create__IDBVersionChangeRequestWrappingImplementation() native {
-    return new _IDBVersionChangeRequestWrappingImplementation();
-  }
-
-  EventListener get onblocked() { return _get_onblocked(this); }
-  static EventListener _get_onblocked(var _this) native;
-
-  void set onblocked(EventListener value) { _set_onblocked(this, value); }
-  static void _set_onblocked(var _this, EventListener value) native;
-
-  String get typeName() { return "IDBVersionChangeRequest"; }
-}