[components] Switch {RefCounted}ProfileKeyedService to use BrowserContext

chrome/browser/notifications/desktop_notification_service_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/notifications/desktop_notification_service_factory.h"
 
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/notifications/desktop_notification_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_dependency_manager.h"
@@ skipping 17 matching lines @@
 
 DesktopNotificationServiceFactory::DesktopNotificationServiceFactory()
     : ProfileKeyedServiceFactory("DesktopNotificationService",
                                  ProfileDependencyManager::GetInstance()) {
 }
 
 DesktopNotificationServiceFactory::~DesktopNotificationServiceFactory() {
 }
 
 ProfileKeyedService* DesktopNotificationServiceFactory::BuildServiceInstanceFor(
-    Profile* profile) const {
+    content::BrowserContext* profile) const {
   DesktopNotificationService* service =
-      new DesktopNotificationService(profile, NULL);
+      new DesktopNotificationService(static_cast<Profile*>(profile), NULL);
   return service;
 }
 
 bool
 DesktopNotificationServiceFactory::ServiceHasOwnInstanceInIncognito() const {
   return true;
 }