| Index: base/debug/trace_event_impl.h
|
| diff --git a/base/debug/trace_event_impl.h b/base/debug/trace_event_impl.h
|
| index 58a44dabf0ef0c5665163bc27ab5436beb417c76..4e93b7e8018473d77353de8450e0d7c660f77d76 100644
|
| --- a/base/debug/trace_event_impl.h
|
| +++ b/base/debug/trace_event_impl.h
|
| @@ -227,6 +227,9 @@ class BASE_EXPORT TraceLog {
|
| // data. However, trace macros and methods called within the observer will
|
| // deadlock.
|
| virtual void OnTraceLogWillDisable() { }
|
| +
|
| + protected:
|
| + virtual ~EnabledStateChangedObserver() { }
|
| };
|
| void AddEnabledStateObserver(EnabledStateChangedObserver* listener);
|
| void RemoveEnabledStateObserver(EnabledStateChangedObserver* listener);
|
|
|