sync: Count and report reflected updates

chrome/browser/sync/internal_api/debug_info_event_listener.cc

Index: chrome/browser/sync/internal_api/debug_info_event_listener.cc
diff --git a/chrome/browser/sync/internal_api/debug_info_event_listener.cc b/chrome/browser/sync/internal_api/debug_info_event_listener.cc
index e9cc329b7c46e3ee285226e3f6d1f86810bdba53..ee48eac885bf93d913316afa7a4f63efb9b96f6c 100644
--- a/chrome/browser/sync/internal_api/debug_info_event_listener.cc
+++ b/chrome/browser/sync/internal_api/debug_info_event_listener.cc
@@ -32,6 +32,11 @@ void DebugInfoEventListener::OnSyncCycleCompleted(
   sync_completed_event_info->set_num_server_conflicts(
       snapshot->num_server_conflicts);
 
+  sync_completed_event_info->set_num_updates_downloaded(
+      snapshot->syncer_status.num_updates_downloaded_total);
+  sync_completed_event_info->set_num_echo_updates_downloaded(
+      snapshot->syncer_status.num_echo_updates_downloaded_total);
+
   AddEventToQueue(event_info);
 }