Remove generated directories with 100s of files.

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

-// 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 _KeyboardEventWrappingImplementation extends _UIEventWrappingImplementation implements KeyboardEvent {
-  _KeyboardEventWrappingImplementation() : super() {}
-
-  static create__KeyboardEventWrappingImplementation() native {
-    return new _KeyboardEventWrappingImplementation();
-  }
-
-  bool get altGraphKey() { return _get_altGraphKey(this); }
-  static bool _get_altGraphKey(var _this) native;
-
-  bool get altKey() { return _get_altKey(this); }
-  static bool _get_altKey(var _this) native;
-
-  bool get ctrlKey() { return _get_ctrlKey(this); }
-  static bool _get_ctrlKey(var _this) native;
-
-  String get keyIdentifier() { return _get_keyIdentifier(this); }
-  static String _get_keyIdentifier(var _this) native;
-
-  int get keyLocation() { return _get_keyLocation(this); }
-  static int _get_keyLocation(var _this) native;
-
-  bool get metaKey() { return _get_metaKey(this); }
-  static bool _get_metaKey(var _this) native;
-
-  bool get shiftKey() { return _get_shiftKey(this); }
-  static bool _get_shiftKey(var _this) native;
-
-  void initKeyboardEvent(String type, bool canBubble, bool cancelable, DOMWindow view, String keyIdentifier, int keyLocation, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, bool altGraphKey) {
-    _initKeyboardEvent(this, type, canBubble, cancelable, view, keyIdentifier, keyLocation, ctrlKey, altKey, shiftKey, metaKey, altGraphKey);
-    return;
-  }
-  static void _initKeyboardEvent(receiver, type, canBubble, cancelable, view, keyIdentifier, keyLocation, ctrlKey, altKey, shiftKey, metaKey, altGraphKey) native;
-
-  String get typeName() { return "KeyboardEvent"; }
-}