Simplify GetLoginsRequest, and let PasswordStore::GetLoginsImpl take scoped_ptr<GetLoginsRequest>

chrome/browser/password_manager/password_store_win.h

 // 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.
 
 #ifndef CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_WIN_H_
 #define CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_WIN_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
 #include "components/password_manager/core/browser/password_store_default.h"
@@ skipping 28 matching lines @@
   class DBHandler;
 
   virtual ~PasswordStoreWin();
 
   // Invoked from Shutdown, but run on the DB thread.
   void ShutdownOnDBThread();
 
   // password_manager::PasswordStore:
   void GetLoginsImpl(const autofill::PasswordForm& form,
                      AuthorizationPromptPolicy prompt_policy,
-                     const ConsumerCallbackRunner& callback_runner) override;
+                     scoped_ptr<GetLoginsRequest> request) override;
 
   scoped_ptr<DBHandler> db_handler_;
 
   DISALLOW_COPY_AND_ASSIGN(PasswordStoreWin);
 };
 
 #endif  // CHROME_BROWSER_PASSWORD_MANAGER_PASSWORD_STORE_WIN_H_