Remove generated directories with 100s of files.

client/html/generated/html/frog/DOMApplicationCache.dart

Index: client/html/generated/html/frog/DOMApplicationCache.dart
diff --git a/client/html/generated/html/frog/DOMApplicationCache.dart b/client/html/generated/html/frog/DOMApplicationCache.dart
deleted file mode 100644
index c146c992541c786b533b11dc8369b6dadc9969d5..0000000000000000000000000000000000000000
--- a/client/html/generated/html/frog/DOMApplicationCache.dart
+++ /dev/null
@@ -1,52 +0,0 @@
-
-class _DOMApplicationCacheImpl extends _EventTargetImpl implements DOMApplicationCache native "*DOMApplicationCache" {
-
-  _DOMApplicationCacheEventsImpl get on() =>
-    new _DOMApplicationCacheEventsImpl(this);
-
-  static final int CHECKING = 2;
-
-  static final int DOWNLOADING = 3;
-
-  static final int IDLE = 1;
-
-  static final int OBSOLETE = 5;
-
-  static final int UNCACHED = 0;
-
-  static final int UPDATEREADY = 4;
-
-  final int status;
-
-  void abort() native;
-
-  void _addEventListener(String type, EventListener listener, [bool useCapture = null]) native "this.addEventListener(type, listener, useCapture);";
-
-  bool _dispatchEvent(_EventImpl evt) native "return this.dispatchEvent(evt);";
-
-  void _removeEventListener(String type, EventListener listener, [bool useCapture = null]) native "this.removeEventListener(type, listener, useCapture);";
-
-  void swapCache() native;
-
-  void update() native;
-}
-
-class _DOMApplicationCacheEventsImpl extends _EventsImpl implements DOMApplicationCacheEvents {
-  _DOMApplicationCacheEventsImpl(_ptr) : super(_ptr);
-
-  EventListenerList get cached() => _get('cached');
-
-  EventListenerList get checking() => _get('checking');
-
-  EventListenerList get downloading() => _get('downloading');
-
-  EventListenerList get error() => _get('error');
-
-  EventListenerList get noUpdate() => _get('noupdate');
-
-  EventListenerList get obsolete() => _get('obsolete');
-
-  EventListenerList get progress() => _get('progress');
-
-  EventListenerList get updateReady() => _get('updateready');
-}