Add RetainedRef uses where needed.

chrome/browser/net/preconnect.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 "chrome/browser/net/preconnect.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "content/public/browser/browser_thread.h"
@@ skipping 15 matching lines @@
 void PreconnectOnUIThread(
     const GURL& url,
     const GURL& first_party_for_cookies,
     UrlInfo::ResolutionMotivation motivation,
     int count,
     net::URLRequestContextGetter* getter) {
   // Prewarm connection to Search URL.
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
       base::Bind(&PreconnectOnIOThread, url, first_party_for_cookies,
-                 motivation, count, make_scoped_refptr(getter), true));
+                 motivation, count, base::RetainedRef(getter), true));
   return;
 }
 
 void PreconnectOnIOThread(const GURL& url,
                           const GURL& first_party_for_cookies,
                           UrlInfo::ResolutionMotivation motivation,
                           int count,
                           net::URLRequestContextGetter* getter,
                           bool allow_credentials) {
   if (!BrowserThread::CurrentlyOn(BrowserThread::IO)) {
@@ skipping 61 matching lines @@
 
   // All preconnects should perform EV certificate verification.
   ssl_config.verify_ev_cert = true;
 
   net::HttpStreamFactory* http_stream_factory = session->http_stream_factory();
   http_stream_factory->PreconnectStreams(count, request_info, ssl_config,
                                          ssl_config);
 }
 
 }  // namespace chrome_browser_net