Remove generated directories with 100s of files.

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

Index: client/dom/generated/src/wrapping/_SVGPathSegLinetoHorizontalRelWrappingImplementation.dart
diff --git a/client/dom/generated/src/wrapping/_SVGPathSegLinetoHorizontalRelWrappingImplementation.dart b/client/dom/generated/src/wrapping/_SVGPathSegLinetoHorizontalRelWrappingImplementation.dart
deleted file mode 100644
index 017e33c856cc96b7742b7ba0f61a5c67de1eaa78..0000000000000000000000000000000000000000
--- a/client/dom/generated/src/wrapping/_SVGPathSegLinetoHorizontalRelWrappingImplementation.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 _SVGPathSegLinetoHorizontalRelWrappingImplementation extends _SVGPathSegWrappingImplementation implements SVGPathSegLinetoHorizontalRel {
-  _SVGPathSegLinetoHorizontalRelWrappingImplementation() : super() {}
-
-  static create__SVGPathSegLinetoHorizontalRelWrappingImplementation() native {
-    return new _SVGPathSegLinetoHorizontalRelWrappingImplementation();
-  }
-
-  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;
-
-  String get typeName() { return "SVGPathSegLinetoHorizontalRel"; }
-}