Implement the gaia captcha state and unlock capability in the sync setup wiza...

chrome/browser/sync/glue/sync_backend_host.h

 // Copyright (c) 2006-2008 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_SYNC_GLUE_SYNC_BACKEND_HOST_H_
 #define CHROME_BROWSER_SYNC_GLUE_SYNC_BACKEND_HOST_H_
 
 #include <string>
 
 #include "base/file_path.h"
@@ skipping 69 matching lines @@
   // |processor|.
   SyncBackendHost(SyncFrontend* frontend, const FilePath& profile_path,
                   ChangeProcessingInterface* processor);
   ~SyncBackendHost();
 
   // Called on |frontend_loop_| to kick off asynchronous initialization.
   void Initialize(const GURL& service_url,
                   URLRequestContextGetter* baseline_context_getter);
 
   // Called on |frontend_loop_| to kick off asynchronous authentication.
-  void Authenticate(const std::string& username, const std::string& password);
+  void Authenticate(const std::string& username, const std::string& password,
+                    const std::string& captcha);
 
   // Called on |frontend_loop_| to kick off shutdown.
   // |sync_disabled| indicates if syncing is being disabled or not.
   // See the implementation and Core::DoShutdown for details.
   void Shutdown(bool sync_disabled);
 
   // Called on |frontend_loop_| to obtain a handle to the UserShare needed
   // for creating transactions.
   UserShareHandle GetUserShareHandle() const;
 
@@ skipping 60 matching lines @@
     // of the syncapi on behalf of SyncBackendHost::Initialize.
     void DoInitialize(const GURL& service_url,
         BookmarkModelWorker* bookmark_model_worker,
         bool attempt_last_user_authentication,
         sync_api::HttpPostProviderFactory* http_bridge_factory,
         sync_api::HttpPostProviderFactory* auth_http_bridge_factory);
 
     // Called on our SyncBackendHost's core_thread_ to perform authentication
     // on behalf of SyncBackendHost::Authenticate.
     void DoAuthenticate(const std::string& username,
-                        const std::string& password);
+                        const std::string& password,
+                        const std::string& captcha);
 
     // The shutdown order is a bit complicated:
     // 1) From |core_thread_|, invoke the syncapi Shutdown call to do a final
     //    SaveChanges, close sqlite handles, and halt the syncer thread (which
     //    could potentially block for 1 minute).
     // 2) Then, from |frontend_loop_|, halt the core_thread_. This causes
     //    syncapi thread-exit handlers to run and make use of cached pointers to
     //    various components owned implicitly by us.
     // 3) Destroy this Core. That will delete syncapi components in a safe order
     //    because the thread that was using them has exited (in step 2).
@@ skipping 101 matching lines @@
 
   // UI-thread cache of the last AuthErrorState received from syncapi.
   GoogleServiceAuthError last_auth_error_;
 
   DISALLOW_COPY_AND_ASSIGN(SyncBackendHost);
 };
 
 }  // namespace browser_sync
 
 #endif  // CHROME_BROWSER_SYNC_GLUE_SYNC_BACKEND_HOST_H_