diff --git a/mozilla/docshell/base/nsDocShell.cpp b/mozilla/docshell/base/nsDocShell.cpp
index 05d950096b9..1b4a128e770 100644
--- a/mozilla/docshell/base/nsDocShell.cpp
+++ b/mozilla/docshell/base/nsDocShell.cpp
@@ -3541,7 +3541,6 @@ nsDocShell::CreateContentViewer(const char *aContentType,
 
     nsCOMPtr<nsILoadGroup> loadGroup(do_GetInterface(mLoadCookie));
     NS_ENSURE_TRUE(loadGroup, NS_ERROR_FAILURE);
-    loadGroup->SetNotificationCallbacks(NS_STATIC_CAST(nsIInterfaceRequestor *, this));
 
     // Instantiate the content viewer object
     nsCOMPtr<nsIContentViewer> viewer;