Move Singleton and related structs to namespace base

chrome/browser/search/suggestions/suggestions_service_factory.cc

 // Copyright 2014 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/search/suggestions/suggestions_service_factory.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/profiles/incognito_helpers.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 16 matching lines @@
 namespace suggestions {
 
 // static
 SuggestionsService* SuggestionsServiceFactory::GetForProfile(Profile* profile) {
   return static_cast<SuggestionsService*>(
       GetInstance()->GetServiceForBrowserContext(profile, true));
 }
 
 // static
 SuggestionsServiceFactory* SuggestionsServiceFactory::GetInstance() {
-  return Singleton<SuggestionsServiceFactory>::get();
+  return base::Singleton<SuggestionsServiceFactory>::get();
 }
 
 SuggestionsServiceFactory::SuggestionsServiceFactory()
     : BrowserContextKeyedServiceFactory(
           "SuggestionsService",
           BrowserContextDependencyManager::GetInstance()) {
   // No dependencies.
 }
 
 SuggestionsServiceFactory::~SuggestionsServiceFactory() {}
@@ skipping 26 matching lines @@
       the_profile->GetRequestContext(), suggestions_store.Pass(),
       thumbnail_manager.Pass(), blacklist_store.Pass());
 }
 
 void SuggestionsServiceFactory::RegisterProfilePrefs(
     user_prefs::PrefRegistrySyncable* registry) {
   SuggestionsService::RegisterProfilePrefs(registry);
 }
 
 }  // namespace suggestions