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

chrome/browser/supervised_user/chromeos/manager_password_service.h

Index: chrome/browser/supervised_user/chromeos/manager_password_service.h
diff --git a/chrome/browser/supervised_user/chromeos/manager_password_service.h b/chrome/browser/supervised_user/chromeos/manager_password_service.h
index b2fc04a9989b4727eb972cadb6dcb3c9ab8d3ee7..76bf7d3f679a4679fb4234e46a38e91d23d503a1 100644
--- a/chrome/browser/supervised_user/chromeos/manager_password_service.h
+++ b/chrome/browser/supervised_user/chromeos/manager_password_service.h
@@ -5,11 +5,11 @@
 #ifndef CHROME_BROWSER_SUPERVISED_USER_CHROMEOS_MANAGER_PASSWORD_SERVICE_H_
 #define CHROME_BROWSER_SUPERVISED_USER_CHROMEOS_MANAGER_PASSWORD_SERVICE_H_
 
+#include <memory>
 #include <string>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/supervised_user/legacy/supervised_user_shared_settings_service.h"
 #include "chrome/browser/supervised_user/legacy/supervised_user_sync_service.h"
@@ -50,11 +50,11 @@ class ManagerPasswordService
   void GetSupervisedUsersCallback(
       const std::string& sync_su_id,
       const std::string& user_id,
-      scoped_ptr<base::DictionaryValue> password_data,
+      std::unique_ptr<base::DictionaryValue> password_data,
       const base::DictionaryValue* supervised_users);
   void OnAddKeySuccess(const UserContext& master_key_context,
                        const std::string& user_id,
-                       scoped_ptr<base::DictionaryValue> password_data);
+                       std::unique_ptr<base::DictionaryValue> password_data);
   void OnKeyTransformedIfNeeded(const UserContext& master_key_context);
   void OnNewManagerKeySuccess(const UserContext& master_key_context);
   void OnOldSupervisedUserKeyDeleted(const UserContext& master_key_context);
@@ -66,8 +66,8 @@ class ManagerPasswordService
   SupervisedUserSyncService* user_service_;
   SupervisedUserSharedSettingsService* settings_service_;
 
-  scoped_ptr<SupervisedUserSharedSettingsService::ChangeCallbackList::
-                 Subscription>
+  std::unique_ptr<
+      SupervisedUserSharedSettingsService::ChangeCallbackList::Subscription>
       settings_service_subscription_;
 
   scoped_refptr<ExtendedAuthenticator> authenticator_;