1 diff --git a/base/debug/task_annotator.h b/base/debug/task_annotator.h 2 index fedca7d..9ff5c7b 100644 3 --- a/base/debug/task_annotator.h 4 +++ b/base/debug/task_annotator.h 5 @@ -20,6 +20,7 @@ class BASE_EXPORT TaskAnnotator { 6 public: 7 class ObserverForTesting { 8 public: 9 + virtual ~ObserverForTesting() = default; 10 // Invoked just before RunTask() in the scope in which the task is about to 11 // be executed. 12 virtual void BeforeRunTask(const PendingTask* pending_task) = 0; 13
