[Cleanup] Used scoped pointers in KeyedServiceFactory's SetTestingFactory functions.

chrome/browser/autocomplete/autocomplete_classifier_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/autocomplete/autocomplete_classifier_factory.h"
 
 #include "chrome/browser/autocomplete/autocomplete_classifier.h"
 #include "chrome/browser/autocomplete/autocomplete_controller.h"
 #include "chrome/browser/autocomplete/chrome_autocomplete_scheme_classifier.h"
 #include "chrome/browser/autocomplete/in_memory_url_index_factory.h"
@@ skipping 14 matching lines @@
   return static_cast<AutocompleteClassifier*>(
       GetInstance()->GetServiceForBrowserContext(profile, true));
 }
 
 // static
 AutocompleteClassifierFactory* AutocompleteClassifierFactory::GetInstance() {
   return Singleton<AutocompleteClassifierFactory>::get();
 }
 
 // static
-KeyedService* AutocompleteClassifierFactory::BuildInstanceFor(
+scoped_ptr<KeyedService> AutocompleteClassifierFactory::BuildInstanceFor(
     content::BrowserContext* context) {
   Profile* profile = static_cast<Profile*>(context);
-  return new AutocompleteClassifier(
+  return make_scoped_ptr(new AutocompleteClassifier(
       make_scoped_ptr(new AutocompleteController(
           profile, TemplateURLServiceFactory::GetForProfile(profile), NULL,
           AutocompleteClassifier::kDefaultOmniboxProviders)),
       scoped_ptr<AutocompleteSchemeClassifier>(
-          new ChromeAutocompleteSchemeClassifier(profile)));
+          new ChromeAutocompleteSchemeClassifier(profile))));
 }
 
 AutocompleteClassifierFactory::AutocompleteClassifierFactory()
     : BrowserContextKeyedServiceFactory(
         "AutocompleteClassifier",
         BrowserContextDependencyManager::GetInstance()) {
 #if defined(ENABLE_EXTENSIONS)
   DependsOn(
       extensions::ExtensionsBrowserClient::Get()->GetExtensionSystemFactory());
 #endif
@@ skipping 11 matching lines @@
     content::BrowserContext* context) const {
   return chrome::GetBrowserContextRedirectedInIncognito(context);
 }
 
 bool AutocompleteClassifierFactory::ServiceIsNULLWhileTesting() const {
   return true;
 }
 
 KeyedService* AutocompleteClassifierFactory::BuildServiceInstanceFor(
     content::BrowserContext* profile) const {
-  return BuildInstanceFor(static_cast<Profile*>(profile));
+  return BuildInstanceFor(static_cast<Profile*>(profile)).release();
 }