Keep non-key event handling in-house for NativeWidgetMus

components/mus/public/cpp/window.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef COMPONENTS_MUS_PUBLIC_CPP_WINDOW_H_
 #define COMPONENTS_MUS_PUBLIC_CPP_WINDOW_H_
 
 #include <stdint.h>
 #include <vector>
 
@@ skipping 140 matching lines @@
   T GetLocalProperty(const WindowProperty<T>* property) const;
 
   // Sets the |property| to its default value. Useful for avoiding a cast when
   // setting to NULL.
   //
   // These properties are only visible in the current process and are not
   // shared with other mojo services.
   template <typename T>
   void ClearLocalProperty(const WindowProperty<T>* property);
 
+  InputEventHandler* input_event_handler() {
+    return input_event_handler_;
+  }
   void set_input_event_handler(InputEventHandler* input_event_handler) {
     input_event_handler_ = input_event_handler;
   }
 
   // Observation.
   void AddObserver(WindowObserver* observer);
   void RemoveObserver(WindowObserver* observer);
 
   // Tree.
   Window* parent() { return parent_; }
@@ skipping 183 matching lines @@
   };
 
   std::map<const void*, Value> prop_map_;
 
   DISALLOW_COPY_AND_ASSIGN(Window);
 };
 
 }  // namespace mus
 
 #endif  // COMPONENTS_MUS_PUBLIC_CPP_WINDOW_H_