Fix event dispatching offset problem in the client-lib in high-dpi mode. (conversion)

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 32b2b905bf04d5180ee83fdc869db514437a9ee5..05510066d7046fa4382de7ba6eafa0e0737dfa80 100644
--- a/ui/aura/window_event_dispatcher.h
+++ b/ui/aura/window_event_dispatcher.h
@@ -60,6 +60,8 @@ class AURA_EXPORT WindowEventDispatcher : public ui::EventProcessor,
   Window* mouse_pressed_handler() { return mouse_pressed_handler_; }
   Window* mouse_moved_handler() { return mouse_moved_handler_; }
 
+  void set_transform_events(bool value) { transform_events_ = value; }
+
   // Repost event for re-processing. Used when exiting context menus.
   // We support the ET_MOUSE_PRESSED, ET_TOUCH_PRESSED and ET_GESTURE_TAP_DOWN
   // event types (although the latter is currently a no-op).
@@ -242,6 +244,8 @@ class AURA_EXPORT WindowEventDispatcher : public ui::EventProcessor,
   Window* event_dispatch_target_;
   Window* old_dispatch_target_;
 
+  bool transform_events_;
+
   bool synthesize_mouse_move_;
 
   // How many move holds are outstanding. We try to defer dispatching