diff --git a/netwerk/base/src/nsNetModuleMgr.cpp b/netwerk/base/src/nsNetModuleMgr.cpp
index 3440ff3172ce..43e6dbfc012f 100644
--- a/netwerk/base/src/nsNetModuleMgr.cpp
+++ b/netwerk/base/src/nsNetModuleMgr.cpp
@@ -191,3 +191,18 @@ nsNetModuleMgr::~nsNetModuleMgr() {
     }
     //PR_DestroyLock(mLock);
 }
+
+NS_METHOD
+nsNetModuleMgr::Create(nsISupports *aOuter, REFNSIID aIID, void **aResult)
+{
+    if (aOuter)
+        return NS_ERROR_NO_AGGREGATION;
+
+    nsNetModuleMgr* mgr = new nsNetModuleMgr();
+    if (mgr == nsnull)
+        return NS_ERROR_OUT_OF_MEMORY;
+    NS_ADDREF(mgr);
+    nsresult rv = mgr->QueryInterface(aIID, aResult);
+    NS_RELEASE(mgr);
+    return rv;
+}
diff --git a/netwerk/base/src/nsNetModuleMgr.h b/netwerk/base/src/nsNetModuleMgr.h
new file mode 100644
index 000000000000..70a4f59c20fa
--- /dev/null
+++ b/netwerk/base/src/nsNetModuleMgr.h
@@ -0,0 +1,50 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ *
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 1998 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+#ifndef ___nsNetModuleMgr_h__
+#define ___nsNetModuleMgr_h__
+
+#include "nsINetModuleMgr.h"
+//#include "prlock.h"
+#include "nspr.h"
+#include "nsISupportsArray.h"
+
+class nsNetModuleMgr : public nsINetModuleMgr {
+public:
+    // nsISupports
+    NS_DECL_ISUPPORTS
+
+    // nsINetModuleMgr
+    NS_IMETHOD RegisterModule(const char *aTopic, nsIEventQueue *aEventQueue, nsINetNotify *aNotify, const nsCID * aCID);
+    NS_IMETHOD UnregisterModule(const char *aTopic, nsIEventQueue *aEventQueue, nsINetNotify *aNotify, const nsCID * aCID);
+    NS_IMETHOD EnumerateModules(const char *aTopic, nsISimpleEnumerator **aEnumerator);
+    
+    // nsNetModuleMgr
+    nsNetModuleMgr();
+    ~nsNetModuleMgr();
+
+    static NS_METHOD
+    Create(nsISupports *aOuter, REFNSIID aIID, void **aResult);
+
+
+    nsISupportsArray    *mEntries;
+    //PR_Lock             *mLock;
+};
+
+
+#endif // ___nsNetModuleMgr_h__
\ No newline at end of file