views: Move desktop and touchui directories to ui/views/.

views/desktop/desktop_background.h

-// Copyright (c) 2011 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 VIEWS_DESKTOP_DESKTOP_BACKGROUND_H_
-#define VIEWS_DESKTOP_DESKTOP_BACKGROUND_H_
-
-#include "base/compiler_specific.h"
-#include "views/background.h"
-
-namespace views {
-namespace desktop {
-
-class DesktopBackground : public Background {
- public:
-  DesktopBackground();
-  virtual ~DesktopBackground();
-
- private:
-  // Overridden from Background:
-  virtual void Paint(gfx::Canvas* canvas, View* view) const OVERRIDE;
-
-  DISALLOW_COPY_AND_ASSIGN(DesktopBackground);
-};
-
-}  // namespace desktop
-}  // namespace views
-
-#endif  // VIEWS_DESKTOP_DESKTOP_BACKGROUND_H_