Remove generated directories with 100s of files.

client/html/generated/html/interface/SVGException.dart

Index: client/html/generated/html/interface/SVGException.dart
diff --git a/client/html/generated/html/interface/SVGException.dart b/client/html/generated/html/interface/SVGException.dart
deleted file mode 100644
index 77847cf2d1c5cd1b52f70348adbe9dbfa86343a9..0000000000000000000000000000000000000000
--- a/client/html/generated/html/interface/SVGException.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 SVGException {
-
-  static final int SVG_INVALID_VALUE_ERR = 1;
-
-  static final int SVG_MATRIX_NOT_INVERTABLE = 2;
-
-  static final int SVG_WRONG_TYPE_ERR = 0;
-
-  final int code;
-
-  final String message;
-
-  final String name;
-
-  String toString();
-}