Convert //remoting to use std::unique_ptr

remoting/test/host_list_fetcher.cc

 // Copyright 2015 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 "remoting/test/host_list_fetcher.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/json/json_reader.h"
 #include "base/logging.h"
@@ skipping 42 matching lines @@
     LOG(ERROR) << "Hostlist request failed with error code: " << response_code;
     return false;
   }
 
   std::string response_string;
   if (!request_->GetResponseAsString(&response_string)) {
     LOG(ERROR) << "Failed to retrieve Hostlist response data";
     return false;
   }
 
-  scoped_ptr<base::Value> response_value(
+  std::unique_ptr<base::Value> response_value(
       base::JSONReader::Read(response_string));
   if (!response_value ||
       !response_value->IsType(base::Value::TYPE_DICTIONARY)) {
     LOG(ERROR) << "Failed to parse response string to JSON";
     return false;
   }
 
   const base::DictionaryValue* response;
   if (!response_value->GetAsDictionary(&response)) {
     LOG(ERROR) << "Failed to convert parsed JSON to a dictionary object";
@@ skipping 32 matching lines @@
   std::vector<HostInfo> hostlist;
 
   if (!ProcessResponse(&hostlist)) {
     hostlist.clear();
   }
   base::ResetAndReturn(&hostlist_callback_).Run(hostlist);
 }
 
 }  // namespace test
 }  // namespace remoting