Add information about sync session and other useful data to about:sync.

chrome/browser/sync/sessions/sync_session.cc

 // 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.
 
 #include "chrome/browser/sync/sessions/sync_session.h"
 #include "chrome/browser/sync/syncable/directory_manager.h"
 #include "chrome/browser/sync/syncable/model_type.h"
 
 namespace browser_sync {
 namespace sessions {
@@ skipping 97 matching lines @@
       status_controller_->num_server_changes_remaining(),
       is_share_useable,
       initial_sync_ended,
       download_progress_markers,
       HasMoreToSync(),
       delegate_->IsSyncingCurrentlySilenced(),
       status_controller_->unsynced_handles().size(),
       status_controller_->TotalNumBlockingConflictingItems(),
       status_controller_->TotalNumConflictingItems(),
       status_controller_->did_commit_items(),
-      source_);
+      source_,
+      dir->GetEntriesCount());
 }
 
 SyncSourceInfo SyncSession::TestAndSetSource() {
   SyncSourceInfo old_source = source_;
   source_ = SyncSourceInfo(
       sync_pb::GetUpdatesCallerInfo::SYNC_CYCLE_CONTINUATION,
       source_.types);
   return old_source;
 }
 
 bool SyncSession::HasMoreToSync() const {
   const StatusController* status = status_controller_.get();
   return ((status->commit_ids().size() < status->unsynced_handles().size()) &&
       status->syncer_status().num_successful_commits > 0) ||
       status->conflict_sets_built() ||
       status->conflicts_resolved();
       // Or, we have conflicting updates, but we're making progress on
       // resolving them...
   }
 
 }  // namespace sessions
 }  // namespace browser_sync