Lines Matching full:observer
309 // Observer is notified when a FieldTrial's group is selected.
310 class BASE_EXPORT Observer {
317 virtual ~Observer();
432 // Add an observer to be notified when a field trial is irrevocably committed
435 static void AddObserver(Observer* observer);
437 // Remove an observer.
438 static void RemoveObserver(Observer* observer);
480 scoped_refptr<ObserverListThreadSafe<Observer> > observer_list_;
