Remove generated directories with 100s of files.

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

Index: client/dom/generated/src/interface/HTMLEmbedElement.dart
diff --git a/client/dom/generated/src/interface/HTMLEmbedElement.dart b/client/dom/generated/src/interface/HTMLEmbedElement.dart
deleted file mode 100644
index d56b11188da7804b11f453e4fa6d9c39171092b9..0000000000000000000000000000000000000000
--- a/client/dom/generated/src/interface/HTMLEmbedElement.dart
+++ /dev/null
@@ -1,22 +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 HTMLEmbedElement extends HTMLElement {
-
-  String align;
-
-  String height;
-
-  String name;
-
-  String src;
-
-  String type;
-
-  String width;
-
-  SVGDocument getSVGDocument();
-}