Index: blimp/client/public/contents/blimp_contents_observer.h |
diff --git a/blimp/client/public/contents/blimp_contents_observer.h b/blimp/client/public/contents/blimp_contents_observer.h |
index a70c577d33dacc444b3cac180306d0de6aa043cc..239a380fe00ea47ddf756742cfe3e0ec6452c34a 100644 |
--- a/blimp/client/public/contents/blimp_contents_observer.h |
+++ b/blimp/client/public/contents/blimp_contents_observer.h |
@@ -22,6 +22,9 @@ class BlimpContentsObserver { |
// Invoked when the navigation state of the BlimpContents has changed. |
virtual void OnNavigationStateChanged() {} |
+ // Invoked when the BlimpContents starts or stops loading. |
+ virtual void OnLoadingStateChanged(bool loading) {} |
+ |
// Called by BlimpContentsDying(). |
virtual void OnContentsDestroyed() {} |