Migrate (Network)ErrorScreen to ScreenContext

chrome/browser/ui/webui/chromeos/login/gaia_screen_handler.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 CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_GAIA_SCREEN_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_GAIA_SCREEN_HANDLER_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/command_line.h"
 #include "base/memory/ref_counted.h"
 #include "chrome/browser/chromeos/login/screens/core_oobe_actor.h"
 #include "chrome/browser/extensions/signin/scoped_gaia_auth_extension.h"
 #include "chrome/browser/ui/webui/chromeos/login/base_screen_handler.h"
 #include "chrome/browser/ui/webui/chromeos/login/network_state_informer.h"
 #include "net/base/net_errors.h"
 
 namespace policy {
 class ConsumerManagementService;
 }
 
 namespace chromeos {
 
 class SigninScreenHandler;
+class SigninScreenHandlerDelegate;
 
 // A class that's used to specify the way how Gaia should be loaded.
 struct GaiaContext {
   GaiaContext();
 
   // Forces Gaia to reload.
   bool force_reload;
 
   // Whether local verison of Gaia is used.
   bool is_local;
@@ skipping 144 matching lines @@
 
   // Tells webui to load authentication extension. |force| is used to force the
   // extension reloading, if it has already been loaded. |silent_load| is true
   // for cases when extension should be loaded in the background and it
   // shouldn't grab the focus. |offline| is true when offline version of the
   // extension should be used.
   void LoadAuthExtension(bool force, bool silent_load, bool offline);
 
   // TODO (ygorshenin@): GaiaScreenHandler should implement
   // NetworkStateInformer::Observer.
-  void UpdateState(ErrorScreenActor::ErrorReason reason);
+  void UpdateState(NetworkError::ErrorReason reason);
 
   // TODO (ygorshenin@): remove this dependency.
   void SetSigninScreenHandler(SigninScreenHandler* handler);
 
   SigninScreenHandlerDelegate* Delegate();
 
   // Current state of Gaia frame.
   FrameState frame_state_;
 
   // Latest Gaia frame error.
@@ skipping 60 matching lines @@
   scoped_ptr<ScopedGaiaAuthExtension> auth_extension_;
 
   base::WeakPtrFactory<GaiaScreenHandler> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(GaiaScreenHandler);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_GAIA_SCREEN_HANDLER_H_