Moves creation of various clients to DesktopNativeWidgetAura

ui/views/widget/desktop_aura/desktop_cursor_loader_updater.h

 // Copyright (c) 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_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_CURSOR_LOADER_UPDATER_H_
 #define UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_CURSOR_LOADER_UPDATER_H_
 
+#include "base/memory/scoped_ptr.h"
+#include "ui/views/views_export.h"
+
 namespace aura {
 class RootWindow;
 }
 
 namespace gfx {
 class Display;
 }
 
 namespace ui {
 class CursorLoader;
 }
 
 namespace views {
 
 // An interface to optionally update the state of a cursor loader. Only used on
 // desktop AuraX11.
-class DesktopCursorLoaderUpdater {
+class VIEWS_EXPORT DesktopCursorLoaderUpdater {
  public:
   virtual ~DesktopCursorLoaderUpdater() {}
 
+  // Creates a new DesktopCursorLoaderUpdater, or NULL if the platform doesn't
+  // support one.
+  static scoped_ptr<DesktopCursorLoaderUpdater> Create();
+
   // Called when a CursorLoader is created.
   virtual void OnCreate(aura::RootWindow* window,
                         ui::CursorLoader* loader) = 0;
 
   // Called when the display has changed (as we may need to reload the cursor
   // assets in response to a device scale factor or rotation change).
   virtual void OnDisplayUpdated(const gfx::Display& display,
                                 ui::CursorLoader* loader) = 0;
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_DISPLAY_CHANGE_HANDLER_H_