sync: hook up ServerConnectionManager <> SyncerThread2 and tie up more loose ends

chrome/browser/sync/profile_sync_service.h

 // Copyright (c) 2011 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_PROFILE_SYNC_SERVICE_H_
 #define CHROME_BROWSER_SYNC_PROFILE_SYNC_SERVICE_H_
 #pragma once
 
 #include <string>
 
@@ skipping 256 matching lines @@
   }
 
   bool observed_passphrase_required() const {
     return observed_passphrase_required_;
   }
 
   bool passphrase_required_for_decryption() const {
     return passphrase_required_for_decryption_;
   }
 
-  // A timestamp marking the last time the service observed a transition from
-  // the SYNCING state to the READY state. Note that this does not reflect the
-  // last time we polled the server to see if there were any changes; the
-  // timestamp is only snapped when syncing takes place and we download or
-  // upload some bookmark entity.
-  const base::Time& last_synced_time() const { return last_synced_time_; }
-
   // Returns a user-friendly string form of last synced time (in minutes).
   virtual string16 GetLastSyncedTimeString() const;
 
   // Returns the authenticated username of the sync user, or empty if none
   // exists. It will only exist if the authentication service provider (e.g
   // GAIA) has confirmed the username is authentic.
   virtual string16 GetAuthenticatedUsername() const;
 
   const std::string& last_attempted_user_email() const {
     return last_attempted_user_email_;
@@ skipping 341 matching lines @@
   base::OneShotTimer<ProfileSyncService> clear_server_data_timer_;
 
   // The set of encrypted types. This is updated whenever datatypes are
   // encrypted through the OnEncryptionComplete callback of SyncFrontend.
   syncable::ModelTypeSet encrypted_types_;
 
   DISALLOW_COPY_AND_ASSIGN(ProfileSyncService);
 };
 
 #endif  // CHROME_BROWSER_SYNC_PROFILE_SYNC_SERVICE_H_