Refactor GCMNetworkChannelDelegateImpl

chrome/browser/invalidation/gcm_network_channel_delegate_impl.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_INVALIDATION_GCM_NETWORK_CHANNEL_DELEGATE_IMPL_H_
-#define CHROME_BROWSER_INVALIDATION_GCM_NETWORK_CHANNEL_DELEGATE_IMPL_H_
-
-#include "google_apis/gaia/oauth2_token_service.h"
-#include "sync/notifier/gcm_network_channel_delegate.h"
-
-class Profile;
-
-namespace base {
-class SingleThreadTaskRunner;
-}  // namespace base
-
-namespace invalidation {
-
-// Implementation of GCMNetworkChannelDelegate.
-// GCMNetworkChannel lives in sync/notifier and therefore doesn't have access to
-// ProfileOAuth2TokenService and GCMPRofileService that it needs.
-// GCMNetworkChannelDelegate declares abstract interface for these functions
-// which GCMNetworkChannelDelegateImpl implements in chrome/browser/invalidation
-// where it has access to BrowserContext keyed services.
-class GCMNetworkChannelDelegateImpl : public syncer::GCMNetworkChannelDelegate,
-                                      public OAuth2TokenService::Consumer {
- public:
-  explicit GCMNetworkChannelDelegateImpl(Profile* profile);
-  virtual ~GCMNetworkChannelDelegateImpl();
-
-  // GCMNetworkChannelDelegate implementation.
-  virtual void Register(RegisterCallback callback) OVERRIDE;
-  virtual void RequestToken(RequestTokenCallback callback) OVERRIDE;
-  virtual void InvalidateToken(const std::string& token) OVERRIDE;
-
-  // OAuth2TokenService::Consumer implementation.
-  virtual void OnGetTokenSuccess(const OAuth2TokenService::Request* request,
-                                 const std::string& access_token,
-                                 const base::Time& expiration_time) OVERRIDE;
-  virtual void OnGetTokenFailure(const OAuth2TokenService::Request* request,
-                                 const GoogleServiceAuthError& error) OVERRIDE;
-
- private:
-  static void InvalidateTokenOnUIThread(Profile* profile,
-                                        const std::string& token);
-
-  Profile* profile_;
-  scoped_refptr<base::SingleThreadTaskRunner> ui_thread_task_runner_;
-
-  // Fields related to RequestToken function.
-  std::string account_id_;
-  scoped_ptr<OAuth2TokenService::Request> access_token_request_;
-  RequestTokenCallback request_token_callback_;
-};
-
-}  // namespace invalidation
-
-#endif  // CHROME_BROWSER_INVALIDATION_GCM_NETWORK_CHANNEL_DELEGATE_IMPL_H_