Refactoring : Move OnlineAttempt to chromeos/login

chrome/browser/chromeos/login/auth/online_attempt_host.h

-// Copyright 2014 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_CHROMEOS_LOGIN_AUTH_ONLINE_ATTEMPT_HOST_H_
-#define CHROME_BROWSER_CHROMEOS_LOGIN_AUTH_ONLINE_ATTEMPT_HOST_H_
-
-#include <string>
-
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/memory/weak_ptr.h"
-#include "chromeos/login/auth/auth_attempt_state_resolver.h"
-#include "chromeos/login/auth/user_context.h"
-
-namespace content {
-class BrowserContext;
-}
-
-namespace chromeos {
-
-class AuthAttemptState;
-class OnlineAttempt;
-class UserContext;
-
-// Helper class which hosts OnlineAttempt for online credentials checking.
-class OnlineAttemptHost : public AuthAttemptStateResolver {
- public:
-  class Delegate {
-    public:
-     // Called after user_context were checked online.
-     virtual void OnChecked(const std::string& username, bool success) = 0;
-  };
-
-  explicit OnlineAttemptHost(Delegate *delegate);
-  virtual ~OnlineAttemptHost();
-
-  // Performs an online check of the credentials in |user_context| and invokes
-  // the delegate's OnChecked() with the result. Note that only one check can be
-  // in progress at any given time. If this method is invoked with a different
-  // |user_context| than a check currently in progress, the current check will
-  // be silently aborted.
-  void Check(content::BrowserContext* auth_context,
-             const UserContext& user_context);
-
-  // Resets the checking process.
-  void Reset();
-
-  // AuthAttemptStateResolver overrides.
-  // Executed on IO thread.
-  virtual void Resolve() OVERRIDE;
-
-  // Does an actual resolve on UI thread.
-  void ResolveOnUIThread(bool success);
-
- private:
-  Delegate* delegate_;
-  UserContext current_attempt_user_context_;
-  scoped_ptr<OnlineAttempt> online_attempt_;
-  scoped_ptr<AuthAttemptState> state_;
-  base::WeakPtrFactory<OnlineAttemptHost> weak_ptr_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(OnlineAttemptHost);
-};
-
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_AUTH_ONLINE_ATTEMPT_HOST_H_
-