Convert //chrome/browser/chromeos from scoped_ptr to std::unique_ptr

chrome/browser/chromeos/login/screens/error_screen.h

 // Copyright (c) 2012 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_SCREENS_ERROR_SCREEN_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_ERROR_SCREEN_H_
 
+#include <memory>
+
 #include "base/compiler_specific.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/chromeos/login/screens/network_error.h"
 #include "chrome/browser/chromeos/login/screens/network_error_model.h"
 #include "chrome/browser/chromeos/settings/device_settings_service.h"
 #include "chrome/browser/ui/webui/chromeos/login/network_state_informer.h"
 #include "chrome/browser/ui/webui/chromeos/login/oobe_screen.h"
 #include "chromeos/login/auth/login_performer.h"
 
 namespace chromeos {
 
 class BaseScreenDelegate;
 class CaptivePortalWindowProxy;
 class NetworkErrorView;
 
 // Controller for the error screen.
 class ErrorScreen : public NetworkErrorModel, public LoginPerformer::Delegate {
  public:
-  typedef scoped_ptr<base::CallbackList<void()>::Subscription>
+  typedef std::unique_ptr<base::CallbackList<void()>::Subscription>
       ConnectRequestCallbackSubscription;
 
   ErrorScreen(BaseScreenDelegate* base_screen_delegate, NetworkErrorView* view);
   ~ErrorScreen() override;
 
   // NetworkErrorModel:
   void PrepareToShow() override;
   void Show() override;
   void Hide() override;
   void OnShow() override;
@@ skipping 53 matching lines @@
   // The user indicated to make an attempt to connect to the network.
   void OnConnectRequested();
 
   // Handles the response of an ownership check and starts the guest session if
   // applicable.
   void StartGuestSessionAfterOwnershipCheck(
       DeviceSettingsService::OwnershipStatus ownership_status);
 
   NetworkErrorView* view_ = nullptr;
 
-  scoped_ptr<LoginPerformer> guest_login_performer_;
+  std::unique_ptr<LoginPerformer> guest_login_performer_;
 
   // Proxy which manages showing of the window for captive portal entering.
-  scoped_ptr<CaptivePortalWindowProxy> captive_portal_window_proxy_;
+  std::unique_ptr<CaptivePortalWindowProxy> captive_portal_window_proxy_;
 
   // Network state informer used to keep error screen up.
   scoped_refptr<NetworkStateInformer> network_state_informer_;
 
   NetworkError::UIState ui_state_ = NetworkError::UI_STATE_UNKNOWN;
   NetworkError::ErrorState error_state_ = NetworkError::ERROR_STATE_UNKNOWN;
 
   OobeScreen parent_screen_ = OobeScreen::SCREEN_UNKNOWN;
 
   // Optional callback that is called when NetworkError screen is hidden.
-  scoped_ptr<base::Closure> on_hide_callback_;
+  std::unique_ptr<base::Closure> on_hide_callback_;
 
   // Callbacks to be invoked when a connection attempt is requested.
   base::CallbackList<void()> connect_request_callbacks_;
 
   base::WeakPtrFactory<ErrorScreen> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ErrorScreen);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_ERROR_SCREEN_H_