Remove generated directories with 100s of files.

client/html/generated/html/frog/Touch.dart

Index: client/html/generated/html/frog/Touch.dart
diff --git a/client/html/generated/html/frog/Touch.dart b/client/html/generated/html/frog/Touch.dart
deleted file mode 100644
index 2843347a4a250d0724bf85d9f7020af70bccde8a..0000000000000000000000000000000000000000
--- a/client/html/generated/html/frog/Touch.dart
+++ /dev/null
@@ -1,29 +0,0 @@
-
-class _TouchImpl implements Touch native "*Touch" {
-
-  final int clientX;
-
-  final int clientY;
-
-  final int identifier;
-
-  final int pageX;
-
-  final int pageY;
-
-  final int screenX;
-
-  final int screenY;
-
-  _EventTargetImpl get target() => _FixHtmlDocumentReference(_target);
-
-  _EventTargetImpl get _target() native "return this.target;";
-
-  final num webkitForce;
-
-  final int webkitRadiusX;
-
-  final int webkitRadiusY;
-
-  final num webkitRotationAngle;
-}