Index: chrome/browser/extensions/event_router.h |
diff --git a/chrome/browser/extensions/event_router.h b/chrome/browser/extensions/event_router.h |
index 9df75ea05a77b19e9bd58743ce7177d2aeef4a87..178e32deb61b074c77018cbe5d05b5bb1560bd11 100644 |
--- a/chrome/browser/extensions/event_router.h |
+++ b/chrome/browser/extensions/event_router.h |
@@ -53,6 +53,8 @@ class EventRouter : public content::NotificationObserver, |
// notified when a listener is added or removed for that |event_name|. |
class Observer { |
public: |
+ virtual ~Observer() {} |
+ |
// Called when a listener is added. |
virtual void OnListenerAdded(const EventListenerInfo& details) {} |
// Called when a listener is removed. |