Convert //components/sessions from scoped_ptr to std::unique_ptr

components/sessions/core/persistent_tab_restore_service.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 COMPONENTS_SESSIONS_CORE_PERSISTENT_TAB_RESTORE_SERVICE_H_
 #define COMPONENTS_SESSIONS_CORE_PERSISTENT_TAB_RESTORE_SERVICE_H_
 
+#include <memory>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "components/sessions/core/sessions_export.h"
 #include "components/sessions/core/tab_restore_service.h"
 #include "components/sessions/core/tab_restore_service_client.h"
 #include "components/sessions/core/tab_restore_service_helper.h"
 
 class PersistentTabRestoreServiceTest;
 
 namespace sessions {
 
 // Tab restore service that persists data on disk.
 class SESSIONS_EXPORT PersistentTabRestoreService : public TabRestoreService {
  public:
   // Does not take ownership of |time_factory|.
-  PersistentTabRestoreService(scoped_ptr<TabRestoreServiceClient> client,
+  PersistentTabRestoreService(std::unique_ptr<TabRestoreServiceClient> client,
                               TimeFactory* time_factory);
 
   ~PersistentTabRestoreService() override;
 
   // TabRestoreService:
   void AddObserver(TabRestoreServiceObserver* observer) override;
   void RemoveObserver(TabRestoreServiceObserver* observer) override;
   void CreateHistoricalTab(LiveTab* live_tab, int index) override;
   void BrowserClosing(LiveTabContext* context) override;
   void BrowserClosed(LiveTabContext* context) override;
@@ skipping 13 matching lines @@
 
  private:
   friend class ::PersistentTabRestoreServiceTest;
 
   class Delegate;
 
   // Exposed for testing.
   Entries* mutable_entries();
   void PruneEntries();
 
-  scoped_ptr<TabRestoreServiceClient> client_;
-  scoped_ptr<Delegate> delegate_;
+  std::unique_ptr<TabRestoreServiceClient> client_;
+  std::unique_ptr<Delegate> delegate_;
   TabRestoreServiceHelper helper_;
 
   DISALLOW_COPY_AND_ASSIGN(PersistentTabRestoreService);
 };
 
 }  // namespace sessions
 
 #endif  // COMPONENTS_SESSIONS_CORE_PERSISTENT_TAB_RESTORE_SERVICE_H_