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

chrome/browser/chromeos/login/screens/user_selection_screen.cc

 // Copyright 2014 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.
 
 #include "chrome/browser/chromeos/login/screens/user_selection_screen.h"
 
 #include <stddef.h>
 
 #include "base/location.h"
 #include "base/logging.h"
@@ skipping 62 matching lines @@
                          policy_connector->GetEnterpriseDomain());
   }
 
   std::vector<std::string> kEmptyRecommendedLocales;
   const std::vector<std::string>& recommended_locales =
       public_session_recommended_locales ?
           *public_session_recommended_locales : kEmptyRecommendedLocales;
 
   // Construct the list of available locales. This list consists of the
   // recommended locales, followed by all others.
-  scoped_ptr<base::ListValue> available_locales =
+  std::unique_ptr<base::ListValue> available_locales =
       GetUILanguageList(&recommended_locales, std::string());
 
   // Select the the first recommended locale that is actually available or the
   // current UI locale if none of them are available.
   const std::string selected_locale = FindMostRelevantLocale(
       recommended_locales,
       *available_locales.get(),
       g_browser_process->GetApplicationLocale());
 
   // Set |kKeyInitialLocales| to the list of available locales.
@@ skipping 372 matching lines @@
 }
 
 void UserSelectionScreen::ShowBannerMessage(const base::string16& message) {
   view_->ShowBannerMessage(message);
 }
 
 void UserSelectionScreen::ShowUserPodCustomIcon(
     const AccountId& account_id,
     const proximity_auth::ScreenlockBridge::UserPodCustomIconOptions&
         icon_options) {
-  scoped_ptr<base::DictionaryValue> icon = icon_options.ToDictionaryValue();
+  std::unique_ptr<base::DictionaryValue> icon =
+      icon_options.ToDictionaryValue();
   if (!icon || icon->empty())
     return;
   view_->ShowUserPodCustomIcon(account_id, *icon);
 }
 
 void UserSelectionScreen::HideUserPodCustomIcon(const AccountId& account_id) {
   view_->HideUserPodCustomIcon(account_id);
 }
 
 void UserSelectionScreen::EnableInput() {
@@ skipping 65 matching lines @@
   // The user profile should exist if and only if this is the lock screen.
   DCHECK_EQ(!!profile, GetScreenType() == LOCK_SCREEN);
 
   if (!profile)
     profile = profile_helper->GetSigninProfile();
 
   return EasyUnlockService::Get(profile);
 }
 
 }  // namespace chromeos