Relocate and refactor overview mode files.

ash/wm/overview/window_selector_controller.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 ASH_WM_WINDOW_SELECTOR_CONTROLLER_H_
-#define ASH_WM_WINDOW_SELECTOR_CONTROLLER_H_
+#ifndef ASH_WM_OVERVIEW_WINDOW_SELECTOR_CONTROLLER_H_
+#define ASH_WM_OVERVIEW_WINDOW_SELECTOR_CONTROLLER_H_
 
 #include <list>
 #include <vector>
 
 #include "ash/ash_export.h"
-#include "ash/wm/window_selector.h"
-#include "ash/wm/window_selector_delegate.h"
+#include "ash/wm/overview/window_selector.h"
+#include "ash/wm/overview/window_selector_delegate.h"
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "ui/aura/window_observer.h"
 
 namespace aura {
 class Window;
 }
 
 namespace ui {
 class EventHandler;
@@ skipping 38 matching lines @@
 
  private:
   scoped_ptr<WindowSelector> window_selector_;
   scoped_ptr<ui::EventHandler> event_handler_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowSelectorController);
 };
 
 }  // namespace ash
 
-#endif  // ASH_WM_WINDOW_SELECTOR_CONTROLLER_H_
+#endif  // ASH_WM_OVERVIEW_WINDOW_SELECTOR_CONTROLLER_H_