Integrate WebUI Login with cros.

chrome/browser/chromeos/login/dom_login_display_host.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 CHROME_BROWSER_CHROMEOS_LOGIN_DOM_LOGIN_DISPLAY_HOST_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_DOM_LOGIN_DISPLAY_HOST_H_
 #pragma once
 
 #include <string>
 
 #include "chrome/browser/chromeos/login/base_login_display_host.h"
 #include "ui/gfx/rect.h"
 
-namespace gfx {
-class Rect;
-}  // namespace gfx
-
 namespace chromeos {
 
 // DOM-specific implementation of the OOBE/login screen host.
 // Uses DOMLoginDisplay as the login screen UI implementation,
 class DOMLoginDisplayHost : public BaseLoginDisplayHost {
  public:
   explicit DOMLoginDisplayHost(const gfx::Rect& background_bounds);
   virtual ~DOMLoginDisplayHost();
 
   // LoginDisplayHost implementation:
   virtual LoginDisplay* CreateLoginDisplay(LoginDisplay::Delegate* delegate)
       const OVERRIDE;
   virtual gfx::NativeWindow GetNativeWindow() const OVERRIDE;
   virtual void SetOobeProgress(BackgroundView::LoginStep step) OVERRIDE;
   virtual void SetOobeProgressBarVisible(bool visible) OVERRIDE;
   virtual void SetShutdownButtonEnabled(bool enable) OVERRIDE;
   virtual void SetStatusAreaEnabled(bool enable) OVERRIDE;
   virtual void SetStatusAreaVisible(bool visible) OVERRIDE;
   virtual void ShowBackground() OVERRIDE;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(DOMLoginDisplayHost);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_DOM_LOGIN_DISPLAY_HOST_H_