Remove generated directories with 100s of files.

client/html/generated/html/frog/WebSocket.dart

Index: client/html/generated/html/frog/WebSocket.dart
diff --git a/client/html/generated/html/frog/WebSocket.dart b/client/html/generated/html/frog/WebSocket.dart
deleted file mode 100644
index e82b06e262a322e260f4f80cff992596d2a78080..0000000000000000000000000000000000000000
--- a/client/html/generated/html/frog/WebSocket.dart
+++ /dev/null
@@ -1,50 +0,0 @@
-
-class _WebSocketImpl extends _EventTargetImpl implements WebSocket native "*WebSocket" {
-
-  _WebSocketEventsImpl get on() =>
-    new _WebSocketEventsImpl(this);
-
-  static final int CLOSED = 3;
-
-  static final int CLOSING = 2;
-
-  static final int CONNECTING = 0;
-
-  static final int OPEN = 1;
-
-  final String URL;
-
-  String binaryType;
-
-  final int bufferedAmount;
-
-  final String extensions;
-
-  final String protocol;
-
-  final int readyState;
-
-  final String url;
-
-  void _addEventListener(String type, EventListener listener, [bool useCapture = null]) native "this.addEventListener(type, listener, useCapture);";
-
-  void close([int code = null, String reason = null]) native;
-
-  bool _dispatchEvent(_EventImpl evt) native "return this.dispatchEvent(evt);";
-
-  void _removeEventListener(String type, EventListener listener, [bool useCapture = null]) native "this.removeEventListener(type, listener, useCapture);";
-
-  bool send(String data) native;
-}
-
-class _WebSocketEventsImpl extends _EventsImpl implements WebSocketEvents {
-  _WebSocketEventsImpl(_ptr) : super(_ptr);
-
-  EventListenerList get close() => _get('close');
-
-  EventListenerList get error() => _get('error');
-
-  EventListenerList get message() => _get('message');
-
-  EventListenerList get open() => _get('open');
-}