Remove generated directories with 100s of files.

client/html/generated/html/dartium/WheelEvent.dart

Index: client/html/generated/html/dartium/WheelEvent.dart
diff --git a/client/html/generated/html/dartium/WheelEvent.dart b/client/html/generated/html/dartium/WheelEvent.dart
deleted file mode 100644
index 0a3f5f0ee2f8ecaab776b4cda80568d8eb29a6d5..0000000000000000000000000000000000000000
--- a/client/html/generated/html/dartium/WheelEvent.dart
+++ /dev/null
@@ -1,41 +0,0 @@
-
-class _WheelEventImpl extends _UIEventImpl implements WheelEvent {
-  _WheelEventImpl._wrap(ptr) : super._wrap(ptr);
-
-  bool get altKey() => _wrap(_ptr.altKey);
-
-  int get clientX() => _wrap(_ptr.clientX);
-
-  int get clientY() => _wrap(_ptr.clientY);
-
-  bool get ctrlKey() => _wrap(_ptr.ctrlKey);
-
-  bool get metaKey() => _wrap(_ptr.metaKey);
-
-  int get offsetX() => _wrap(_ptr.offsetX);
-
-  int get offsetY() => _wrap(_ptr.offsetY);
-
-  int get screenX() => _wrap(_ptr.screenX);
-
-  int get screenY() => _wrap(_ptr.screenY);
-
-  bool get shiftKey() => _wrap(_ptr.shiftKey);
-
-  bool get webkitDirectionInvertedFromDevice() => _wrap(_ptr.webkitDirectionInvertedFromDevice);
-
-  int get wheelDelta() => _wrap(_ptr.wheelDelta);
-
-  int get wheelDeltaX() => _wrap(_ptr.wheelDeltaX);
-
-  int get wheelDeltaY() => _wrap(_ptr.wheelDeltaY);
-
-  int get x() => _wrap(_ptr.x);
-
-  int get y() => _wrap(_ptr.y);
-
-  void initWebKitWheelEvent(int wheelDeltaX, int wheelDeltaY, Window view, int screenX, int screenY, int clientX, int clientY, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey) {
-    _ptr.initWebKitWheelEvent(_unwrap(wheelDeltaX), _unwrap(wheelDeltaY), _unwrap(view), _unwrap(screenX), _unwrap(screenY), _unwrap(clientX), _unwrap(clientY), _unwrap(ctrlKey), _unwrap(altKey), _unwrap(shiftKey), _unwrap(metaKey));
-    return;
-  }
-}