Initial crack at new workspace behavior. Each workspace now has its

ash/wm/window_cycle_controller.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_WINDOW_CYCLE_CONTROLLER_H_
 #define ASH_WM_WINDOW_CYCLE_CONTROLLER_H_
 
 #include <list>
 #include <vector>
 
@@ skipping 82 matching lines @@
   void StopCycling();
 
   // Checks if the window represents a container whose children we track.
   static bool IsTrackedContainer(aura::Window* window);
 
   // Overridden from ActivationChangeObserver:
   virtual void OnWindowActivated(aura::Window* active,
                                  aura::Window* old_active) OVERRIDE;
 
   // Overridden from WindowObserver:
+  virtual void OnWindowAdded(aura::Window* window) OVERRIDE;
   virtual void OnWillRemoveWindow(aura::Window* window) OVERRIDE;
   virtual void OnWindowDestroying(aura::Window* window) OVERRIDE;
 
   scoped_ptr<WindowCycleList> windows_;
 
   // Event filter to watch for release of alt key.
   scoped_ptr<aura::EventFilter> event_filter_;
 
   // List of windows that have been activated in containers that we cycle
   // through, sorted by most recently used.
   std::list<aura::Window*> mru_windows_;
 
   internal::ActivationController* activation_controller_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowCycleController);
 };
 
 }  // namespace ash
 
 #endif  // ASH_WM_WINDOW_CYCLE_CONTROLLER_H_