Add PrerenderResourceHandler and hook it into the ResourceDispatcherHost....

chrome/browser/profiles/profile_impl.cc

 // Copyright (c) 2011 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/profiles/profile_impl.h"
 
 #include "app/resource_bundle.h"
 #include "base/command_line.h"
 #include "base/environment.h"
 #include "base/file_path.h"
@@ skipping 1349 matching lines @@
   if (!pref_proxy_config_tracker_)
     pref_proxy_config_tracker_ = new PrefProxyConfigTracker(GetPrefs());
 
   return pref_proxy_config_tracker_;
 }
 
 PrerenderManager* ProfileImpl::GetPrerenderManager() {
   CommandLine* cl = CommandLine::ForCurrentProcess();
   if (!cl->HasSwitch(switches::kEnablePagePrerender))
     return NULL;
-  if (!prerender_manager_.get())
-    prerender_manager_.reset(new PrerenderManager(this));
-  return prerender_manager_.get();
+  if (!prerender_manager_)
+    prerender_manager_ = new PrerenderManager(this);
+  return prerender_manager_;
 }