Remove generated directories with 100s of files.

client/dom/generated/src/wrapping/_SVGElementWrappingImplementation.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 _SVGElementWrappingImplementation extends _ElementWrappingImplementation implements SVGElement {
-  _SVGElementWrappingImplementation() : super() {}
-
-  static create__SVGElementWrappingImplementation() native {
-    return new _SVGElementWrappingImplementation();
-  }
-
-  String get id() { return _get_id(this); }
-  static String _get_id(var _this) native;
-
-  void set id(String value) { _set_id(this, value); }
-  static void _set_id(var _this, String value) native;
-
-  SVGSVGElement get ownerSVGElement() { return _get_ownerSVGElement(this); }
-  static SVGSVGElement _get_ownerSVGElement(var _this) native;
-
-  SVGElement get viewportElement() { return _get_viewportElement(this); }
-  static SVGElement _get_viewportElement(var _this) native;
-
-  String get xmlbase() { return _get_xmlbase(this); }
-  static String _get_xmlbase(var _this) native;
-
-  void set xmlbase(String value) { _set_xmlbase(this, value); }
-  static void _set_xmlbase(var _this, String value) native;
-
-  String get typeName() { return "SVGElement"; }
-}