Avoid re-starting a ExternalCCResultFetcher if a previous has finished or timed out.

components/signin/core/browser/gaia_cookie_manager_service.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 COMPONENTS_SIGNIN_CORE_BROWSER_GAIA_COOKIE_MANAGER_SERVICE_H_
 #define COMPONENTS_SIGNIN_CORE_BROWSER_GAIA_COOKIE_MANAGER_SERVICE_H_
 
 #include <deque>
 #include <map>
 #include <memory>
@@ skipping 145 matching lines @@
     void CleanupTransientState();
 
     void GetCheckConnectionInfoCompleted(bool succeeded);
 
     GaiaCookieManagerService* helper_;
     base::OneShotTimer timer_;
     URLToTokenAndFetcher fetchers_;
     ResultMap results_;
     base::Time m_external_cc_result_start_time_;
 
-    base::OneShotTimer gaia_auth_fetcher_timer_;
-
     DISALLOW_COPY_AND_ASSIGN(ExternalCcResultFetcher);
   };
 
   GaiaCookieManagerService(OAuth2TokenService* token_service,
                            const std::string& source,
                            SigninClient* signin_client);
   ~GaiaCookieManagerService() override;
 
   void Init();
   void Shutdown() override;
@@ skipping 146 matching lines @@
 
   std::vector<gaia::ListedAccount> listed_accounts_;
   std::vector<gaia::ListedAccount> signed_out_accounts_;
 
   bool list_accounts_stale_;
 
   DISALLOW_COPY_AND_ASSIGN(GaiaCookieManagerService);
 };
 
 #endif  // COMPONENTS_SIGNIN_CORE_BROWSER_GAIA_COOKIE_MANAGER_SERVICE_H_