Profiles: Really fix refcounted services.

chrome/browser/signin/signin_manager_fake.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/signin/signin_manager_fake.h"
 
 FakeSigninManager::FakeSigninManager() {}
 
 FakeSigninManager::~FakeSigninManager() {}
 
 void FakeSigninManager::StartSignIn(const std::string& username,
                                     const std::string& password,
                                     const std::string& login_token,
                                     const std::string& login_captcha) {
   SetAuthenticatedUsername(username);
 }
 
 void FakeSigninManager::SignOut() {
   authenticated_username_.clear();
 }
 
 // static
-ProfileKeyedBase* FakeSigninManager::Build(Profile* profile) {
+ProfileKeyedService* FakeSigninManager::Build(Profile* profile) {
   return new FakeSigninManager();
 }