Aura: windows in aura should honor Widget::InitParams::accept_events

ui/aura/window.h

Index: ui/aura/window.h
diff --git a/ui/aura/window.h b/ui/aura/window.h
index 485bcb41b5ea3b6a7df52550b665eb843546f619..20e0e7996434fac6af067035cfdfa7ff02fcfd4a 100644
--- a/ui/aura/window.h
+++ b/ui/aura/window.h
@@ -208,6 +208,8 @@ class AURA_EXPORT Window : public ui::LayerDelegate {
     stops_event_propagation_ = stops_event_propagation;
   }
 
+  void set_ignore_events(bool ignore_events) { ignore_events_ = ignore_events; }
+
   // Returns true if relative-to-this-Window's-origin |local_point| falls
   // within this Window's bounds.
   bool ContainsPoint(const gfx::Point& local_point);
@@ -340,6 +342,9 @@ class AURA_EXPORT Window : public ui::LayerDelegate {
   // provided this window has children. See set_stops_event_propagation().
   bool stops_event_propagation_;
 
+  // Makes the window pass all events through to any windows behind it.
+  bool ignore_events_;
+
   ObserverList<WindowObserver> observers_;
 
   // We're using ViewProp to store the property (for now) instead of