replace deprecated version of SetWithoutPathExpansion

extensions/browser/value_store/leveldb_value_store.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 "extensions/browser/value_store/leveldb_value_store.h"
 
 #include <inttypes.h>
 #include <stdint.h>
 
 #include <utility>
@@ skipping 70 matching lines @@
     return MakeReadResult(status);
 
   std::unique_ptr<base::DictionaryValue> settings(new base::DictionaryValue());
 
   for (const std::string& key : keys) {
     std::unique_ptr<base::Value> setting;
     status.Merge(Read(key, &setting));
     if (!status.ok())
       return MakeReadResult(status);
     if (setting)
-      settings->SetWithoutPathExpansion(key, setting.release());
+      settings->SetWithoutPathExpansion(key, std::move(setting));
   }
 
   return MakeReadResult(std::move(settings), status);
 }
 
 ValueStore::ReadResult LeveldbValueStore::Get() {
   DCHECK_CURRENTLY_ON(BrowserThread::FILE);
 
   Status status = EnsureDbIsOpen();
   if (!status.ok())
@@ skipping 193 matching lines @@
       return Status(OTHER_ERROR, kCannotSerialize);
     batch->Put(key, value_as_json);
   }
 
   return Status();
 }
 
 ValueStore::Status LeveldbValueStore::WriteToDb(leveldb::WriteBatch* batch) {
   return ToValueStoreError(db()->Write(write_options(), batch));
 }