[components] Switch {RefCounted}ProfileKeyedService to use BrowserContext

chrome/browser/predictors/resource_prefetch_predictor_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/predictors/resource_prefetch_predictor_factory.h"
 
 #include "chrome/browser/history/history_service_factory.h"
 #include "chrome/browser/predictors/predictor_database_factory.h"
 #include "chrome/browser/predictors/resource_prefetch_common.h"
 #include "chrome/browser/predictors/resource_prefetch_predictor.h"
@@ skipping 19 matching lines @@
     : ProfileKeyedServiceFactory("ResourcePrefetchPredictor",
                                  ProfileDependencyManager::GetInstance()) {
   DependsOn(HistoryServiceFactory::GetInstance());
   DependsOn(PredictorDatabaseFactory::GetInstance());
 }
 
 ResourcePrefetchPredictorFactory::~ResourcePrefetchPredictorFactory() {}
 
 ProfileKeyedService*
     ResourcePrefetchPredictorFactory::BuildServiceInstanceFor(
-        Profile* profile) const {
+        content::BrowserContext* context) const {
+  Profile* profile = static_cast<Profile*>(context);
+
   ResourcePrefetchPredictorConfig config;
   if (!IsSpeculativeResourcePrefetchingEnabled(profile, &config))
     return NULL;
 
   return new ResourcePrefetchPredictor(config, profile);
 }
 
 }  // namespace predictors