ozone: Add OzoneWindowFactory & OzoneWindow

ui/aura/window_tree_host_ozone.h

 // Copyright 2013 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_TREE_HOST_OZONE_H_
 #define UI_AURA_WINDOW_TREE_HOST_OZONE_H_
 
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_pump_dispatcher.h"
 #include "ui/aura/window_tree_host.h"
 #include "ui/events/event_source.h"
 #include "ui/gfx/insets.h"
 #include "ui/gfx/rect.h"
 
+namespace ui {
+class OzoneWindow;
+}
+
 namespace aura {
 
 class WindowTreeHostOzone : public WindowTreeHost,
                             public ui::EventSource,
                             public base::MessagePumpDispatcher {
  public:
-  explicit WindowTreeHostOzone(const gfx::Rect& bounds);
+  explicit WindowTreeHostOzone(scoped_ptr<ui::OzoneWindow> ozone_window);
   virtual ~WindowTreeHostOzone();
 
  private:
   // Overridden from Dispatcher overrides:
   virtual uint32_t Dispatch(const base::NativeEvent& event) OVERRIDE;
 
   // WindowTreeHost Overrides.
   virtual gfx::AcceleratedWidget GetAcceleratedWidget() OVERRIDE;
   virtual void Show() OVERRIDE;
   virtual void Hide() OVERRIDE;
@@ skipping 11 matching lines @@
   virtual void PostNativeEvent(const base::NativeEvent& event) OVERRIDE;
   virtual void OnDeviceScaleFactorChanged(float device_scale_factor) OVERRIDE;
   virtual void PrepareForShutdown() OVERRIDE;
   virtual void SetCursorNative(gfx::NativeCursor cursor_type) OVERRIDE;
   virtual void MoveCursorToNative(const gfx::Point& location) OVERRIDE;
   virtual void OnCursorVisibilityChangedNative(bool show) OVERRIDE;
 
   // ui::EventSource overrides.
   virtual ui::EventProcessor* GetEventProcessor() OVERRIDE;
 
-  gfx::AcceleratedWidget widget_;
-  gfx::Rect bounds_;
+  scoped_ptr<ui::OzoneWindow> ozone_window_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowTreeHostOzone);
 };
 
 }  // namespace aura
 
 #endif  // UI_AURA_WINDOW_TREE_HOST_OZONE_H_