Move a window if the sceren bounds being set is in other display.

ash/wm/system_modal_container_layout_manager.h

 // Copyright (c) 2012 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 ASH_WM_SYSTEM_MODAL_CONTAINER_LAYOUT_MANAGER_H_
 #define ASH_WM_SYSTEM_MODAL_CONTAINER_LAYOUT_MANAGER_H_
 
 #include <vector>
 
 #include "ash/wm/system_modal_container_event_filter_delegate.h"
@@ skipping 39 matching lines @@
 
   // Overridden from aura::WindowObserver:
   virtual void OnWindowPropertyChanged(aura::Window* window,
                                        const void* key,
                                        intptr_t old) OVERRIDE;
   virtual void OnWindowDestroying(aura::Window* window) OVERRIDE;
 
   // Overridden from SystemModalContainerEventFilterDelegate:
   virtual bool CanWindowReceiveEvents(aura::Window* window) OVERRIDE;
 
+  // Is the |window| modal screen?
+  static bool IsModalScreen(aura::Window* window);
+
  private:
   void AddModalWindow(aura::Window* window);
   void RemoveModalWindow(aura::Window* window);
 
   void CreateModalScreen();
   void DestroyModalScreen();
 
   aura::Window* modal_window() {
     return !modal_windows_.empty() ? modal_windows_.back() : NULL;
   }
@@ skipping 13 matching lines @@
   // added, and removed when the last is closed.
   scoped_ptr<aura::EventFilter> modality_filter_;
 
   DISALLOW_COPY_AND_ASSIGN(SystemModalContainerLayoutManager);
 };
 
 }  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_WM_SYSTEM_MODAL_CONTAINER_LAYOUT_MANAGER_H_