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

components/user_prefs/tracked/hash_store_contents.h

 // 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.
 
 #ifndef COMPONENTS_USER_PREFS_TRACKED_HASH_STORE_CONTENTS_H_
 #define COMPONENTS_USER_PREFS_TRACKED_HASH_STORE_CONTENTS_H_
 
+#include <memory>
 #include <string>
 
-#include "base/memory/scoped_ptr.h"
 
 namespace base {
 class DictionaryValue;
 }  // namespace base
 
 // Provides access to the contents of a preference hash store. The store
 // contains the following data:
 // Contents: a client-defined dictionary that should map preference names to
 // MACs.
 // Version: a client-defined version number for the format of Contents.
@@ skipping 22 matching lines @@
   virtual void Reset() = 0;
 
   // Indicates whether any data is currently stored for this hash store.
   virtual bool IsInitialized() const = 0;
 
   // Retrieves the contents of this hash store. May return NULL if the hash
   // store has not been initialized.
   virtual const base::DictionaryValue* GetContents() const = 0;
 
   // Provides mutable access to the contents of this hash store.
-  virtual scoped_ptr<MutableDictionary> GetMutableContents() = 0;
+  virtual std::unique_ptr<MutableDictionary> GetMutableContents() = 0;
 
   // Retrieves the super MAC value previously stored by SetSuperMac. May be
   // empty if no super MAC has been stored.
   virtual std::string GetSuperMac() const = 0;
 
   // Stores a super MAC value for this hash store.
   virtual void SetSuperMac(const std::string& super_mac) = 0;
 };
 
 #endif  // COMPONENTS_USER_PREFS_TRACKED_HASH_STORE_CONTENTS_H_