Lines Matching full:observer
335 // Observer is notified when a FieldTrial's group is selected.
336 class BASE_EXPORT Observer {
343 virtual ~Observer();
479 // Add an observer to be notified when a field trial is irrevocably committed
482 static void AddObserver(Observer* observer);
484 // Remove an observer.
485 static void RemoveObserver(Observer* observer);
527 scoped_refptr<ObserverListThreadSafe<Observer> > observer_list_;
