654   struct Status {  struct
659     enum Summary {
682     Summary summary;
683     bool authenticated;      // Successfully authenticated via GAIA.
684     bool server_up;          // True if we have received at least one good
686     bool server_reachable;   // True if we received any reply from the server.
687     bool server_broken;      // True of the syncer is stopped because of server
689     bool notifications_enabled;  // True only if subscribed for notifications.
692     int notifications_received;
693     int notifications_sent;
696     int max_consecutive_errors;
720   // different internal threads, and simply providing an "OnStatusChanged" type  argument
722   // if different members of the Status object are modified from different  argument