Index: chrome/browser/sync/sync_startup_tracker.h |
diff --git a/chrome/browser/sync/sync_startup_tracker.h b/chrome/browser/sync/sync_startup_tracker.h |
index 419cabaa69e0173bc8ee4e890aeec0619ecafb6f..26dcfeb2696934e14ed9d11a2beb87f31905a00a 100644 |
--- a/chrome/browser/sync/sync_startup_tracker.h |
+++ b/chrome/browser/sync/sync_startup_tracker.h |
@@ -22,6 +22,8 @@ class SyncStartupTracker : public ProfileSyncServiceObserver { |
// Observer interface used to notify observers when sync has started up. |
class Observer { |
public: |
+ virtual ~Observer() {} |
+ |
virtual void SyncStartupCompleted() = 0; |
virtual void SyncStartupFailed() = 0; |
}; |