[components] Switch {RefCounted}ProfileKeyedService to use BrowserContext

chrome/browser/extensions/token_cache/token_cache_service_factory.cc

 // Copyright (c) 2013 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/extensions/token_cache/token_cache_service_factory.h"
 
 #include "chrome/browser/extensions/extension_system_factory.h"
 #include "chrome/browser/extensions/token_cache/token_cache_service.h"
+#include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_dependency_manager.h"
 
 // static
 extensions::TokenCacheService*
 TokenCacheServiceFactory::GetForProfile(Profile* profile) {
   return static_cast<extensions::TokenCacheService*>(
       GetInstance()->GetServiceForProfile(profile, true));
  }
 
 // static
 TokenCacheServiceFactory* TokenCacheServiceFactory::GetInstance() {
   return Singleton<TokenCacheServiceFactory>::get();
 }
 
 TokenCacheServiceFactory::TokenCacheServiceFactory()
     : ProfileKeyedServiceFactory("TokenCacheService",
                                  ProfileDependencyManager::GetInstance()) {
 }
 
 TokenCacheServiceFactory::~TokenCacheServiceFactory() {
 }
 
 ProfileKeyedService* TokenCacheServiceFactory::BuildServiceInstanceFor(
-    Profile* profile) const {
-  return new extensions::TokenCacheService(profile);
+    content::BrowserContext* profile) const {
+  return new extensions::TokenCacheService(static_cast<Profile*>(profile));
 }