diff --git a/mozilla/docshell/base/nsAboutRedirector.h b/mozilla/docshell/base/nsAboutRedirector.h
index 74829a95f2f..ae9aa41059b 100644
--- a/mozilla/docshell/base/nsAboutRedirector.h
+++ b/mozilla/docshell/base/nsAboutRedirector.h
@@ -48,7 +48,7 @@ public:
 
     NS_DECL_NSIABOUTMODULE
 
-    nsAboutRedirector() { NS_INIT_ISUPPORTS(); }
+    nsAboutRedirector() {}
     virtual ~nsAboutRedirector() {}
 
     static NS_METHOD