[components] Switch {RefCounted}ProfileKeyedService to use BrowserContext

chrome/browser/prerender/prerender_link_manager_factory.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/prerender/prerender_link_manager_factory.h"
 
 #include "chrome/browser/prerender/prerender_link_manager.h"
 #include "chrome/browser/prerender/prerender_manager.h"
 #include "chrome/browser/prerender/prerender_manager_factory.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 13 matching lines @@
   return Singleton<PrerenderLinkManagerFactory>::get();
 }
 
 PrerenderLinkManagerFactory::PrerenderLinkManagerFactory()
     : ProfileKeyedServiceFactory("PrerenderLinkmanager",
                                  ProfileDependencyManager::GetInstance()) {
   DependsOn(prerender::PrerenderManagerFactory::GetInstance());
 }
 
 ProfileKeyedService* PrerenderLinkManagerFactory::BuildServiceInstanceFor(
-    Profile* profile) const {
+    content::BrowserContext* profile) const {
   PrerenderManager* prerender_manager =
-      PrerenderManagerFactory::GetForProfile(profile);
+      PrerenderManagerFactory::GetForProfile(static_cast<Profile*>(profile));
   if (!prerender_manager)
     return NULL;
   PrerenderLinkManager* prerender_link_manager =
       new PrerenderLinkManager(prerender_manager);
   return prerender_link_manager;
 }
 
 bool PrerenderLinkManagerFactory::ServiceHasOwnInstanceInIncognito() const {
   return true;
 }
 
 }  // namespace prerender