Remove generated directories with 100s of files.

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

Index: client/dom/generated/src/wrapping/_SpeechInputResultWrappingImplementation.dart
diff --git a/client/dom/generated/src/wrapping/_SpeechInputResultWrappingImplementation.dart b/client/dom/generated/src/wrapping/_SpeechInputResultWrappingImplementation.dart
deleted file mode 100644
index 75b060ce0cf578c6325f95eee38bcfd32f4aae98..0000000000000000000000000000000000000000
--- a/client/dom/generated/src/wrapping/_SpeechInputResultWrappingImplementation.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 _SpeechInputResultWrappingImplementation extends DOMWrapperBase implements SpeechInputResult {
-  _SpeechInputResultWrappingImplementation() : super() {}
-
-  static create__SpeechInputResultWrappingImplementation() native {
-    return new _SpeechInputResultWrappingImplementation();
-  }
-
-  num get confidence() { return _get_confidence(this); }
-  static num _get_confidence(var _this) native;
-
-  String get utterance() { return _get_utterance(this); }
-  static String _get_utterance(var _this) native;
-
-  String get typeName() { return "SpeechInputResult"; }
-}