Remove SyncSchedulerImpl::OnShouldStopSyncingPermanently

sync/sessions/sync_session.h

 // Copyright 2012 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 representing an attempt to synchronize the local syncable data
 // store with a sync server. A SyncSession instance is passed as a stateful
 // bundle to and from various SyncerCommands with the goal of converging the
 // client view of data with that of the server. The commands twiddle with
 // session status in response to events and hiccups along the way, set and
 // query session progress with regards to conflict resolution and applying
@@ skipping 59 matching lines @@
 
     // The client has been instructed to change its long poll interval.
     virtual void OnReceivedLongPollIntervalUpdate(
         const base::TimeDelta& new_interval) = 0;
 
     // The client has been instructed to change its sessions commit
     // delay.
     virtual void OnReceivedSessionsCommitDelay(
         const base::TimeDelta& new_delay) = 0;
 
-    // The client needs to cease and desist syncing at once.  This occurs when
-    // the Syncer detects that the backend store has fundamentally changed or
-    // is a different instance altogether (e.g. swapping from a test instance
-    // to production, or a global stop syncing operation has wiped the store).
-    // TODO(lipalani) : Replace this function with the one below. This function
-    // stops the current sync cycle and purges the client. In the new model
-    // the former would be done by the |SyncProtocolError| and
-    // the latter(which is an action) would be done in ProfileSyncService
-    // along with the rest of the actions.
-    virtual void OnShouldStopSyncingPermanently() = 0;
-
     // Called for the syncer to respond to the error sent by the server.
     virtual void OnSyncProtocolError(
         const sessions::SyncSessionSnapshot& snapshot) = 0;
 
     // Called when the server wants to change the number of hints the client
     // will buffer locally.
     virtual void OnReceivedClientInvalidationHintBufferSize(int size) = 0;
 
    protected:
     virtual ~Delegate() {}
@@ skipping 38 matching lines @@
   // Our controller for various status and error counters.
   scoped_ptr<StatusController> status_controller_;
 
   DISALLOW_COPY_AND_ASSIGN(SyncSession);
 };
 
 }  // namespace sessions
 }  // namespace syncer
 
 #endif  // SYNC_SESSIONS_SYNC_SESSION_H_