Remove generated directories with 100s of files.

client/dom/generated/src/wrapping/_SVGPathSegCurvetoCubicSmoothRelWrappingImplementation.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 _SVGPathSegCurvetoCubicSmoothRelWrappingImplementation extends _SVGPathSegWrappingImplementation implements SVGPathSegCurvetoCubicSmoothRel {
-  _SVGPathSegCurvetoCubicSmoothRelWrappingImplementation() : super() {}
-
-  static create__SVGPathSegCurvetoCubicSmoothRelWrappingImplementation() native {
-    return new _SVGPathSegCurvetoCubicSmoothRelWrappingImplementation();
-  }
-
-  num get x() { return _get_x(this); }
-  static num _get_x(var _this) native;
-
-  void set x(num value) { _set_x(this, value); }
-  static void _set_x(var _this, num value) native;
-
-  num get x2() { return _get_x2(this); }
-  static num _get_x2(var _this) native;
-
-  void set x2(num value) { _set_x2(this, value); }
-  static void _set_x2(var _this, num value) native;
-
-  num get y() { return _get_y(this); }
-  static num _get_y(var _this) native;
-
-  void set y(num value) { _set_y(this, value); }
-  static void _set_y(var _this, num value) native;
-
-  num get y2() { return _get_y2(this); }
-  static num _get_y2(var _this) native;
-
-  void set y2(num value) { _set_y2(this, value); }
-  static void _set_y2(var _this, num value) native;
-
-  String get typeName() { return "SVGPathSegCurvetoCubicSmoothRel"; }
-}