Index: ui/aura/window_observer.h |
diff --git a/ui/aura/window_observer.h b/ui/aura/window_observer.h |
index 9a271cf38630acbc0350d82d8195a4bd1c6a25fc..15292fc513a80f3adcbab1b6572895fd618805c3 100644 |
--- a/ui/aura/window_observer.h |
+++ b/ui/aura/window_observer.h |
@@ -126,6 +126,10 @@ class AURA_EXPORT WindowObserver { |
// Called when the window title has changed. |
virtual void OnWindowTitleChanged(Window* window) {} |
+ // Called when the app embedded in |window| disconnects (is no longer |
+ // embedded). |
+ virtual void OnEmbeddedAppDisconnected(Window* window); |
+ |
protected: |
virtual ~WindowObserver(); |