diff --git a/mozilla/content/html/document/public/makefile.win b/mozilla/content/html/document/public/makefile.win
new file mode 100644
index 00000000000..b9969ec59f9
--- /dev/null
+++ b/mozilla/content/html/document/public/makefile.win
@@ -0,0 +1,25 @@
+#!nmake
+#
+# 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.
+
+DEPTH=..\..\..\..
+
+EXPORTS=nsIWebFrame.h
+
+MODULE=raptor
+
+include <$(DEPTH)\layout\config\rules.mak>
+
diff --git a/mozilla/layout/html/document/public/Makefile b/mozilla/layout/html/document/public/Makefile
new file mode 100644
index 00000000000..7636c2005fd
--- /dev/null
+++ b/mozilla/layout/html/document/public/Makefile
@@ -0,0 +1,28 @@
+#!gmake
+#
+# 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.
+
+DEPTH=../../../..
+
+EXPORTS = \
+ nsIWebFrame.h \
+ $(NULL)
+
+MODULE = raptor
+
+include $(DEPTH)/config/config.mk
+
+include $(DEPTH)/config/rules.mk
diff --git a/mozilla/layout/html/document/public/makefile.win b/mozilla/layout/html/document/public/makefile.win
new file mode 100644
index 00000000000..b9969ec59f9
--- /dev/null
+++ b/mozilla/layout/html/document/public/makefile.win
@@ -0,0 +1,25 @@
+#!nmake
+#
+# The contents of this file are subject to the Netscape Public License
+# Version 1.0 (the "NPL"); you may not use this file except in
+# compliance with the NPL. You may obtain a copy of the NPL at
+# http://www.mozilla.org/NPL/
+#
+# Software distributed under the NPL is distributed on an "AS IS" basis,
+# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+# for the specific language governing rights and limitations under the
+# NPL.
+#
+# The Initial Developer of this code under the NPL is Netscape
+# Communications Corporation. Portions created by Netscape are
+# Copyright (C) 1998 Netscape Communications Corporation. All Rights
+# Reserved.
+
+DEPTH=..\..\..\..
+
+EXPORTS=nsIWebFrame.h
+
+MODULE=raptor
+
+include <$(DEPTH)\layout\config\rules.mak>
+
diff --git a/mozilla/layout/html/document/public/nsIWebFrame.h b/mozilla/layout/html/document/public/nsIWebFrame.h
new file mode 100644
index 00000000000..eb49a80819f
--- /dev/null
+++ b/mozilla/layout/html/document/public/nsIWebFrame.h
@@ -0,0 +1,43 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * 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 nsIWebFrame_h___
+#define nsIWebFrame_h___
+
+#include "nsCom.h"
+#include "nsISupports.h"
+#include "nsIWebWidget.h"
+
+// IID for the nsIWebFrame interface
+#define NS_IWEBFRAME_IID \
+{ 0xecace1b0, 0x541, 0x11d2, \
+ { 0x80, 0x34, 0x0, 0x60, 0x8, 0x15, 0xa7, 0x91 } }
+
+/**
+ * Interface used for distinguishing frames that have web widgets associated
+ * with them (i.e.