[components] Switch {RefCounted}ProfileKeyedService to use BrowserContext

chrome/browser/speech/chrome_speech_recognition_preferences.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/speech/chrome_speech_recognition_preferences.h"
 
 #include "base/bind.h"
 #include "base/prefs/pref_service.h"
 #include "base/values.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 42 matching lines @@
     : ProfileKeyedServiceFactory(
         "ChromeSpeechRecognitionPreferences",
         ProfileDependencyManager::GetInstance()) {
 }
 
 ChromeSpeechRecognitionPreferences::Factory::~Factory() {
 }
 
 ProfileKeyedService*
 ChromeSpeechRecognitionPreferences::Factory::BuildServiceInstanceFor(
-    Profile* profile) const {
+    content::BrowserContext* profile) const {
   DCHECK(profile);
-  return new ChromeSpeechRecognitionPreferences::Service(profile);
+  return new ChromeSpeechRecognitionPreferences::Service(
+      static_cast<Profile*>(profile));
 }
 
 void ChromeSpeechRecognitionPreferences::Factory::RegisterUserPrefs(
     PrefRegistrySyncable* prefs) {
   prefs->RegisterBooleanPref(
       prefs::kSpeechRecognitionFilterProfanities,
       kDefaultFilterProfanities,
       PrefRegistrySyncable::UNSYNCABLE_PREF);
 
   prefs->RegisterListPref(
@@ skipping 138 matching lines @@
       prefs::kSpeechRecognitionFilterProfanities);
 }
 
 void ChromeSpeechRecognitionPreferences::ReloadNotificationsShown() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   base::AutoLock write_lock(preferences_lock_);
   const base::ListValue* pref_list = profile_->GetPrefs()->GetList(
       prefs::kSpeechRecognitionTrayNotificationShownContexts);
   notifications_shown_.reset(pref_list->DeepCopy());
 }