[components] Switch {RefCounted}ProfileKeyedService to use BrowserContext

chrome/browser/ui/webui/ntp/ntp_resource_cache_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/ui/webui/ntp/ntp_resource_cache_factory.h"
 
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_dependency_manager.h"
 #include "chrome/browser/themes/theme_service_factory.h"
 #include "chrome/browser/ui/webui/ntp/ntp_resource_cache.h"
@@ skipping 13 matching lines @@
     : ProfileKeyedServiceFactory("NTPResourceCache",
                                  ProfileDependencyManager::GetInstance()) {
 #if defined(ENABLE_THEMES)
   DependsOn(ThemeServiceFactory::GetInstance());
 #endif
 }
 
 NTPResourceCacheFactory::~NTPResourceCacheFactory() {}
 
 ProfileKeyedService* NTPResourceCacheFactory::BuildServiceInstanceFor(
-    Profile* profile) const {
-  return new NTPResourceCache(profile);
+    content::BrowserContext* profile) const {
+  return new NTPResourceCache(static_cast<Profile*>(profile));
 }
 
 bool NTPResourceCacheFactory::ServiceRedirectedInIncognito() const {
   return true;
 }