1 files changed, 7 insertions, 4 deletions
diff --git a/chrome/views/focus/view_storage.h b/chrome/views/focus/view_storage.h
index 7aac7bb..cb0cb67 100644
--- a/chrome/views/focus/view_storage.h
+++ b/chrome/views/focus/view_storage.h
@@ -6,6 +6,7 @@
 #define CHROME_VIEWS_FOCUS_VIEW_STORAGE_H_
 
 #include "base/singleton.h"
+#include "chrome/common/notification_observer.h"
 #include "chrome/views/view.h"
 
 // This class is a simple storage place for storing/retrieving views.  It is
@@ -25,7 +26,7 @@ namespace views {
 
 struct ViewLocationInfo;
 
-class ViewStorage {
+class ViewStorage : public NotificationObserver {
  public:
   // Returns the global ViewStorage instance.
   // It is guaranted to be non NULL.
@@ -43,15 +44,17 @@ class ViewStorage {
   // Removes the view associated with |storage_id| if any.
   void RemoveView(int storage_id);
 
-  // Notifies the ViewStorage that a view was removed from its parent somewhere.
-  void ViewRemoved(View* parent, View* removed);
-
  private:
   friend struct DefaultSingletonTraits<ViewStorage>;
 
   ViewStorage();
   ~ViewStorage();
 
+  // NotificationObserver method.
+  void Observe(NotificationType type,
+               const NotificationSource& source,
+               const NotificationDetails& details);
+
   // Removes the view associated with |storage_id|. If |remove_all_ids| is true,
   // all other mapping pointing to the same view are removed as well.
   void EraseView(int storage_id, bool remove_all_ids);