Remove changes remaining counter from about:sync

sync/internal_api/public/engine/sync_status.h

 // Copyright (c) 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.
 
 #ifndef SYNC_INTERNAL_API_PUBLIC_ENGINE_STATUS_SUMMARY_H_
 #define SYNC_INTERNAL_API_PUBLIC_ENGINE_STATUS_SUMMARY_H_
 
 #include <string>
 
 #include "base/time/time.h"
@@ skipping 31 matching lines @@
 
   // Number of items the server refused to commit due to conflict during most
   // recent sync cycle.
   int server_conflicts;
 
   // Number of items successfully committed during most recent sync cycle.
   int committed_count;
 
   bool syncing;
 
-  // Total updates available.  If zero, nothing left to download.
-  int64 updates_available;
   // Total updates received by the syncer since browser start.
   int updates_received;
   // Total updates received that are echoes of our own changes.
   int reflected_updates_received;
   // Of updates_received, how many were tombstones.
   int tombstone_updates_received;
 
   // Total successful commits.
   int num_commits_total;
 
@@ skipping 27 matching lines @@
   std::vector<int> num_entries_by_type;
   std::vector<int> num_to_delete_entries_by_type;
 
   // Time of next retry if sync scheduler is throttled or in backoff.
   base::Time retry_time;
 };
 
 }  // namespace syncer
 
 #endif  // SYNC_INTERNAL_API_PUBLIC_ENGINE_STATUS_SUMMARY_H_