fix XPIDL source so that output matches that of idlc

xpfe/AppCores/idl/nsIDOMBaseAppCore.idl

@@ -1,3 +1,42 @@
-/* stub interface for compatibility with XPIDL */
-interface nsIDOMBaseAppCore {};
+/* -*- Mode: C++; tab-width: 4; 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.
+ */
 
+/* stub interface for compatibility with XPIDL */
+#include "nsISupports.idl"
+
+%{C++
+#include "nsString.h"
+#include "nsIScriptContext.h"
+%}
+native nsString(nsString&);
+native constnsString(const nsString&);
+
+[scriptable, uuid(be5c13bd-ba9f-11d2-96c4-0060b0fb9956)]
+interface nsIDOMBaseAppCore : nsISupports
+{
+  void GetId(in nsString id);
+  void Init(in constnsString id);
+  void SetDocumentCharset(in constnsString charset);
+};
+
+
+%{C++
+extern "C" NS_DOM nsresult NS_InitBaseAppCoreClass(nsIScriptContext *aContext, void **aPrototype);
+
+extern "C" NS_DOM nsresult NS_NewScriptBaseAppCore(nsIScriptContext *aContext, nsISupports *aSupports, nsISupports *aParent, void **aReturn);
+%}