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

chrome/browser/themes/theme_syncable_service_unittest.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/themes/theme_syncable_service.h"
 
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 95 matching lines @@
     is_dirty_ = false;
   }
 
  private:
   bool using_system_theme_;
   bool using_default_theme_;
   scoped_refptr<const extensions::Extension> theme_extension_;
   bool is_dirty_;
 };
 
-KeyedService* BuildMockThemeService(content::BrowserContext* profile) {
-  return new FakeThemeService;
+scoped_ptr<KeyedService> BuildMockThemeService(
+    content::BrowserContext* profile) {
+  return make_scoped_ptr(new FakeThemeService);
 }
 
 scoped_refptr<extensions::Extension> MakeThemeExtension(
     const base::FilePath& extension_path,
     const string& name,
     extensions::Manifest::Location location,
     const string& update_url) {
   base::DictionaryValue source;
   source.SetString(extensions::manifest_keys::kName, name);
   source.Set(extensions::manifest_keys::kTheme, new base::DictionaryValue());
@@ skipping 524 matching lines @@
 
 TEST_F(PolicyInstalledThemeTest, InstallThemeByPolicy) {
   // Set up theme service to use custom theme that was installed by policy.
   fake_theme_service_->SetTheme(theme_extension_.get());
 
   syncer::SyncDataList data_list =
       theme_sync_service_->GetAllSyncData(syncer::THEMES);
 
   ASSERT_EQ(0u, data_list.size());
 }