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

chrome/browser/extensions/api/socket/socket_api_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 "base/memory/scoped_ptr.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process_impl.h"
 #include "chrome/browser/extensions/extension_api_unittest.h"
 #include "chrome/browser/extensions/test_extension_system.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/test/base/testing_browser_process.h"
 #include "extensions/browser/api/api_resource_manager.h"
 #include "extensions/browser/api/socket/socket.h"
 #include "extensions/browser/api/socket/socket_api.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace extensions {
 
-KeyedService* ApiResourceManagerTestFactory(content::BrowserContext* context) {
+scoped_ptr<KeyedService> ApiResourceManagerTestFactory(
+    content::BrowserContext* context) {
   content::BrowserThread::ID id;
   CHECK(content::BrowserThread::GetCurrentThreadIdentifier(&id));
   return ApiResourceManager<Socket>::CreateApiResourceManagerForTest(context,
                                                                      id);
 }
 
 class SocketUnitTest : public ExtensionApiUnittest {
  public:
   void SetUp() override {
     ExtensionApiUnittest::SetUp();
@@ skipping 12 matching lines @@
   SocketCreateFunction* function = new SocketCreateFunction();
   function->set_work_thread_id(id);
 
   // Run tests
   scoped_ptr<base::DictionaryValue> result(
       RunFunctionAndReturnDictionary(function, "[\"tcp\"]"));
   ASSERT_TRUE(result.get());
 }
 
 }  // namespace extensions