Remove generated directories with 100s of files.

client/dom/generated/src/interface/HTMLMarqueeElement.dart

Index: client/dom/generated/src/interface/HTMLMarqueeElement.dart
diff --git a/client/dom/generated/src/interface/HTMLMarqueeElement.dart b/client/dom/generated/src/interface/HTMLMarqueeElement.dart
deleted file mode 100644
index d6c6ac15ea77eb83d9265ca69f9fb796f4432835..0000000000000000000000000000000000000000
--- a/client/dom/generated/src/interface/HTMLMarqueeElement.dart
+++ /dev/null
@@ -1,34 +0,0 @@
-// Copyright (c) 2012, 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.
-
-interface HTMLMarqueeElement extends HTMLElement {
-
-  String behavior;
-
-  String bgColor;
-
-  String direction;
-
-  String height;
-
-  int hspace;
-
-  int loop;
-
-  int scrollAmount;
-
-  int scrollDelay;
-
-  bool trueSpeed;
-
-  int vspace;
-
-  String width;
-
-  void start();
-
-  void stop();
-}