diff --git a/mozilla/webshell/embed/ActiveX/ActiveXPlugin.cpp b/mozilla/webshell/embed/ActiveX/ActiveXPlugin.cpp
index a9ece5d6223..6232794a0d2 100644
--- a/mozilla/webshell/embed/ActiveX/ActiveXPlugin.cpp
+++ b/mozilla/webshell/embed/ActiveX/ActiveXPlugin.cpp
@@ -146,6 +146,11 @@ static const char *gpszMime = "application/x-oleobject:smp:Mozilla ActiveX Contr
 static const char *gpszPluginName = "Mozilla ActiveX Control Plug-in";
 static const char *gpszPluginDesc = "ActiveX control host";
 
+NS_IMETHODIMP CActiveXPlugin::CreatePluginInstance(nsISupports *aOuter, REFNSIID aIID, const char* aPluginMIMEType, void **aResult)
+{
+	return CreateInstance(aOuter, aIID, aResult);
+}
+
 NS_IMETHODIMP CActiveXPlugin::Initialize()
 {
 	return NS_OK;
diff --git a/mozilla/webshell/embed/ActiveX/ActiveXPlugin.h b/mozilla/webshell/embed/ActiveX/ActiveXPlugin.h
index 8a49e977f72..3957b858df7 100644
--- a/mozilla/webshell/embed/ActiveX/ActiveXPlugin.h
+++ b/mozilla/webshell/embed/ActiveX/ActiveXPlugin.h
@@ -17,6 +17,7 @@ public:
 	NS_IMETHOD LockFactory(PRBool aLock);
 
 	// nsIPlugin overrides
+	NS_IMETHOD CreatePluginInstance(nsISupports *aOuter, REFNSIID aIID, const char* aPluginMIMEType, void **aResult);
 	NS_IMETHOD Initialize();
     NS_IMETHOD Shutdown(void);
     NS_IMETHOD GetMIMEDescription(const char* *resultingDesc);