Remove raw base::DictionaryValue::Set in //content

content/renderer/devtools/devtools_agent.cc

 // 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.
 
 #include "content/renderer/devtools/devtools_agent.h"
 
 #include <stddef.h>
 
 #include <map>
+#include <utility>
 
 #include "base/json/json_writer.h"
 #include "base/lazy_instance.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/sequence_checker.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/trace_event/trace_event.h"
 #include "content/common/devtools_messages.h"
 #include "content/common/frame_messages.h"
@@ skipping 314 matching lines @@
     if (error.critical)
       failed = true;
     errors->Append(std::move(error_value));
   }
 
   WebString url =
       frame_->GetWebFrame()->GetDocument().ManifestURL().GetString();
   result->SetString("url", url.Utf16());
   if (!failed)
     result->SetString("data", debug_info.raw_data);
-  result->Set("errors", errors.release());
-  response->Set("result", result.release());
+  result->Set("errors", std::move(errors));
+  response->Set("result", std::move(result));
 
   std::string json_message;
   base::JSONWriter::Write(*response, &json_message);
   SendChunkedProtocolMessage(this, routing_id(), session_id, call_id,
                              json_message, std::string());
 }
 
 }  // namespace content