Refactor prerender_browsertests.

chrome/browser/prerender/prerender_contents.h

 // 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.
 
 #ifndef CHROME_BROWSER_PRERENDER_PRERENDER_CONTENTS_H_
 #define CHROME_BROWSER_PRERENDER_PRERENDER_CONTENTS_H_
 
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 335 matching lines @@
   content::NotificationRegistrar& notification_registrar() {
     return notification_registrar_;
   }
 
   size_t pending_prerender_count() const;
 
   bool prerendering_has_been_cancelled() const {
     return prerendering_has_been_cancelled_;
   }
 
-  virtual content::WebContents* CreateWebContents(
+  content::WebContents* CreateWebContents(
       content::SessionStorageNamespace* session_storage_namespace);
 
   bool prerendering_has_started_;
 
   // Time at which we started to load the URL.  This is used to compute
   // the time elapsed from initiating a prerender until the time the
   // (potentially only partially) prerendered page is shown to the user.
   base::TimeTicks load_start_time_;
 
   // The prerendered WebContents; may be null.
@@ skipping 110 matching lines @@
   // Resources that are throttled, pending a prerender use. Can only access a
   // throttle on the IO thread.
   std::vector<base::WeakPtr<PrerenderResourceThrottle> > resource_throttles_;
 
   DISALLOW_COPY_AND_ASSIGN(PrerenderContents);
 };
 
 }  // namespace prerender
 
 #endif  // CHROME_BROWSER_PRERENDER_PRERENDER_CONTENTS_H_