mus: Fix event transformation in client code.

ui/aura/window_event_dispatcher.h

Index: ui/aura/window_event_dispatcher.h
diff --git a/ui/aura/window_event_dispatcher.h b/ui/aura/window_event_dispatcher.h
index a0b70604d0117565b7e8e0d6a6b3b09a2b7fdf59..32c0535952b6649cf40aa31bfe201d03a079e500 100644
--- a/ui/aura/window_event_dispatcher.h
+++ b/ui/aura/window_event_dispatcher.h
@@ -65,8 +65,6 @@ class AURA_EXPORT WindowEventDispatcher : public ui::EventProcessor,
   explicit WindowEventDispatcher(WindowTreeHost* host);
   ~WindowEventDispatcher() override;
 
-  void set_transform_events(bool value) { transform_events_ = value; }
-
   Window* mouse_pressed_handler() { return mouse_pressed_handler_; }
   Window* mouse_moved_handler() { return mouse_moved_handler_; }
 
@@ -271,8 +269,6 @@ class AURA_EXPORT WindowEventDispatcher : public ui::EventProcessor,
 
   ScopedObserver<aura::Window, aura::WindowObserver> observer_manager_;
 
-  bool transform_events_;
-
   // Used to schedule reposting an event.
   base::WeakPtrFactory<WindowEventDispatcher> repost_event_factory_;