Makes sure switching workspaces only animations windows that want to

ui/aura/window.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 UI_AURA_WINDOW_H_
 #define UI_AURA_WINDOW_H_
 #pragma once
 
 #include <map>
 #include <string>
@@ skipping 105 matching lines @@
 
   // The Window does not own this object.
   void set_user_data(void* user_data) { user_data_ = user_data; }
   void* user_data() const { return user_data_; }
 
   // Changes the visibility of the window.
   void Show();
   void Hide();
   // Returns true if this window and all its ancestors are visible.
   bool IsVisible() const;
+  // Returns the visibility requested by this window. IsVisible() takes into
+  // account the visibility of the layer and ancestors, where as this tracks
+  // whether Show() without a Hide() has been invoked.
+  bool TargetVisibility() const { return visible_; }
 
   // Returns the window's bounds in screen coordinates.
   gfx::Rect GetScreenBounds() const;
 
   virtual void SetTransform(const ui::Transform& transform);
 
   // Assigns a LayoutManager to size and place child windows.
   // The Window takes ownership of the LayoutManager.
   void SetLayoutManager(LayoutManager* layout_manager);
   LayoutManager* layout_manager() { return layout_manager_.get(); }
@@ skipping 274 matching lines @@
   ObserverList<WindowObserver> observers_;
 
   std::map<const void*, intptr_t> prop_map_;
 
   DISALLOW_COPY_AND_ASSIGN(Window);
 };
 
 }  // namespace aura
 
 #endif  // UI_AURA_WINDOW_H_