Replace scoped_ptr with std::unique_ptr in //ui

ui/app_list/search/history_data_store.h

 // Copyright 2013 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 UI_APP_LIST_SEARCH_HISTORY_DATA_STORE_H_
 #define UI_APP_LIST_SEARCH_HISTORY_DATA_STORE_H_
 
+#include <memory>
 #include <string>
 #include <vector>
 
 #include "base/callback_forward.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "ui/app_list/app_list_export.h"
 #include "ui/app_list/search/dictionary_data_store.h"
 #include "ui/app_list/search/history_data.h"
 
 namespace base {
 class DictionaryValue;
 class SequencedTaskRunner;
 }
 
 namespace app_list {
 
 namespace test {
 class HistoryDataStoreTest;
 }
 
 // A simple json store to persist HistoryData.
 class APP_LIST_EXPORT HistoryDataStore
     : public base::RefCountedThreadSafe<HistoryDataStore> {
  public:
-  typedef base::Callback<void(scoped_ptr<HistoryData::Associations>)>
+  typedef base::Callback<void(std::unique_ptr<HistoryData::Associations>)>
       OnLoadedCallback;
 
   // A data store with no storage backend.
   HistoryDataStore();
 
   // |data_store| stores the history into the file.
   explicit HistoryDataStore(scoped_refptr<DictionaryDataStore> data_store);
 
   // Flushes pending writes. |on_flushed| is invoked when disk write is
   // finished.
@@ skipping 19 matching lines @@
 
   void Init(base::DictionaryValue* cached_dict);
 
   // Gets the dictionary for "associations" key.
   base::DictionaryValue* GetAssociationDict();
 
   // Gets entry dictionary for given |query|. Creates one if necessary.
   base::DictionaryValue* GetEntryDict(const std::string& query);
 
   void OnDictionaryLoadedCallback(OnLoadedCallback callback,
-                                  scoped_ptr<base::DictionaryValue> dict);
+                                  std::unique_ptr<base::DictionaryValue> dict);
 
   // |cached_dict_| and |data_store_| is mutually exclusive. |data_store_| is
   // used if it's backed by a file storage, otherwise |cache_dict_| keeps
   // on-memory data.
-  scoped_ptr<base::DictionaryValue> cached_dict_;
+  std::unique_ptr<base::DictionaryValue> cached_dict_;
   scoped_refptr<DictionaryDataStore> data_store_;
 
   DISALLOW_COPY_AND_ASSIGN(HistoryDataStore);
 };
 
 }  // namespace app_list
 
 #endif  // UI_APP_LIST_SEARCH_HISTORY_DATA_STORE_H_