Remove generated directories with 100s of files.

client/html/generated/html/frog/TouchEvent.dart

Index: client/html/generated/html/frog/TouchEvent.dart
diff --git a/client/html/generated/html/frog/TouchEvent.dart b/client/html/generated/html/frog/TouchEvent.dart
deleted file mode 100644
index 99b805f9636053a3481a6f3756f8e43abd388b6f..0000000000000000000000000000000000000000
--- a/client/html/generated/html/frog/TouchEvent.dart
+++ /dev/null
@@ -1,19 +0,0 @@
-
-class _TouchEventImpl extends _UIEventImpl implements TouchEvent native "*TouchEvent" {
-
-  final bool altKey;
-
-  final _TouchListImpl changedTouches;
-
-  final bool ctrlKey;
-
-  final bool metaKey;
-
-  final bool shiftKey;
-
-  final _TouchListImpl targetTouches;
-
-  final _TouchListImpl touches;
-
-  void initTouchEvent(_TouchListImpl touches, _TouchListImpl targetTouches, _TouchListImpl changedTouches, String type, _WindowImpl view, int screenX, int screenY, int clientX, int clientY, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey) native;
-}