Cleanup: Remove unneeded chrome/common/pref_names.h includes.

chrome/browser/favicon/favicon_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/favicon/favicon_service_factory.h"
 
 #include "base/memory/singleton.h"
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/favicon/chrome_favicon_client_factory.h"
 #include "chrome/browser/favicon/favicon_service.h"
 #include "chrome/browser/history/history_service.h"
 #include "chrome/browser/history/history_service_factory.h"
-#include "chrome/common/pref_names.h"
 #include "components/keyed_service/content/browser_context_dependency_manager.h"
 
 // static
 FaviconService* FaviconServiceFactory::GetForProfile(
     Profile* profile, Profile::ServiceAccessType sat) {
   if (!profile->IsOffTheRecord()) {
     return static_cast<FaviconService*>(
         GetInstance()->GetServiceForBrowserContext(profile, true));
   } else if (sat == Profile::EXPLICIT_ACCESS) {
     // Profile must be OffTheRecord in this case.
@@ skipping 25 matching lines @@
 KeyedService* FaviconServiceFactory::BuildServiceInstanceFor(
     content::BrowserContext* profile) const {
   FaviconClient* favicon_client =
       ChromeFaviconClientFactory::GetForProfile(static_cast<Profile*>(profile));
   return new FaviconService(static_cast<Profile*>(profile), favicon_client);
 }
 
 bool FaviconServiceFactory::ServiceIsNULLWhileTesting() const {
   return true;
 }