Server directed error handling backend code.

chrome/browser/sync/engine/sync_scheduler.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.
 //
 // A class to schedule syncer tasks intelligently.
 #ifndef CHROME_BROWSER_SYNC_ENGINE_SYNC_SCHEDULER_H_
 #define CHROME_BROWSER_SYNC_ENGINE_SYNC_SCHEDULER_H_
 #pragma once
 
 #include <string>
@@ skipping 102 matching lines @@
   virtual void OnSilencedUntil(
       const base::TimeTicks& silenced_until) OVERRIDE;
   virtual bool IsSyncingCurrentlySilenced() OVERRIDE;
   virtual void OnReceivedShortPollIntervalUpdate(
       const base::TimeDelta& new_interval) OVERRIDE;
   virtual void OnReceivedLongPollIntervalUpdate(
       const base::TimeDelta& new_interval) OVERRIDE;
   virtual void OnReceivedSessionsCommitDelay(
       const base::TimeDelta& new_delay) OVERRIDE;
   virtual void OnShouldStopSyncingPermanently() OVERRIDE;
+  virtual void OnSyncProtocolError(
+      const sessions::SyncSessionSnapshot& snapshot) OVERRIDE;
 
   // ServerConnectionEventListener implementation.
   // TODO(tim): schedule a nudge when valid connection detected? in 1 minute?
   virtual void OnServerConnectionEvent(
       const ServerConnectionEvent& event) OVERRIDE;
 
  private:
   enum JobProcessDecision {
     // Indicates we should continue with the current job.
     CONTINUE,
@@ skipping 212 matching lines @@
 
   // Used to update |server_connection_ok_|, see below.
   void CheckServerConnectionManagerStatus(
       HttpResponse::ServerConnectionCode code);
 
   // Called once the first time thread_ is started to broadcast an initial
   // session snapshot containing data like initial_sync_ended.  Important when
   // the client starts up and does not need to perform an initial sync.
   void SendInitialSnapshot();
 
+  virtual void OnActionableError(const sessions::SyncSessionSnapshot& snapshot);
+
+
   ScopedRunnableMethodFactory<SyncScheduler> method_factory_;
 
   // Used for logging.
   const std::string name_;
 
   // The message loop this object is on.  Almost all methods have to
   // be called on this thread.
   MessageLoop* const sync_loop_;
 
   // Set in Start(), unset in Stop().
@@ skipping 32 matching lines @@
   scoped_ptr<Syncer> syncer_;
 
   scoped_ptr<sessions::SyncSessionContext> session_context_;
 
   DISALLOW_COPY_AND_ASSIGN(SyncScheduler);
 };
 
 }  // namespace browser_sync
 
 #endif  // CHROME_BROWSER_SYNC_ENGINE_SYNC_SCHEDULER_H_