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

content/browser/net/network_errors_listing_ui.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 "content/browser/net/network_errors_listing_ui.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 46 matching lines @@
   return error_list;
 }
 
 bool HandleRequestCallback(BrowserContext* current_context,
                            const std::string& path,
                            const WebUIDataSource::GotDataCallback& callback) {
   if (path != kDataFile)
     return false;
 
   base::DictionaryValue data;
-  data.Set(kErrorCodesDataName, GetNetworkErrorData().release());
+  data.Set(kErrorCodesDataName, GetNetworkErrorData());
   std::string json_string;
   base::JSONWriter::Write(data, &json_string);
   callback.Run(base::RefCountedString::TakeString(&json_string));
   return true;
 }
 
 } // namespace
 
 NetworkErrorsListingUI::NetworkErrorsListingUI(WebUI* web_ui)
     : WebUIController(web_ui) {
@@ skipping 11 matching lines @@
   html_source->SetRequestFilter(
       base::Bind(&HandleRequestCallback,
                  web_ui->GetWebContents()->GetBrowserContext()));
 
   BrowserContext* browser_context =
       web_ui->GetWebContents()->GetBrowserContext();
   WebUIDataSource::Add(browser_context, html_source);
 }
 
 }  // namespace content