diff --git a/headers/os/add-ons/tracker/Background.h b/headers/os/add-ons/tracker/Background.h
deleted file mode 100644
index aa1c9a3ed2..0000000000
--- a/headers/os/add-ons/tracker/Background.h
+++ /dev/null
@@ -1,44 +0,0 @@
-/*******************************************************************************
-/
-/	File:			Background.h
-/
-/   Description:    Defines constants for setting Tracker background images
-/
-/	Copyright 1998-1999, Be Incorporated, All Rights Reserved
-/
-*******************************************************************************/
-
-#ifndef	_TRACKER_BACKGROUND_H
-#define	_TRACKER_BACKGROUND_H
-
-/*----------------------------------------------------------------*/
-/*-----  Tracker background attribute name  ----------------------*/
-
-#define B_BACKGROUND_INFO		"be:bgndimginfo"
-
-/*----------------------------------------------------------------*/
-/*-----  Tracker background BMessage entries  --------------------*/
-
-#define B_BACKGROUND_IMAGE		"be:bgndimginfopath"		// string path
-#define B_BACKGROUND_MODE		"be:bgndimginfomode"		// int32, the enum below
-#define B_BACKGROUND_ORIGIN		"be:bgndimginfooffset"		// BPoint
-#define B_BACKGROUND_ERASE_TEXT	"be:bgndimginfoerasetext"	// bool
-#define B_BACKGROUND_WORKSPACES	"be:bgndimginfoworkspaces"	// uint32
-
-/*----------------------------------------------------------------*/
-/*-----  Background mode values  ---------------------------------*/
-
-enum {
-	B_BACKGROUND_MODE_USE_ORIGIN,
-	B_BACKGROUND_MODE_CENTERED,		// only works on Desktop
-	B_BACKGROUND_MODE_SCALED,		// only works on Desktop
-	B_BACKGROUND_MODE_TILED
-};
-
-/*----------------------------------------------------------------*/
-/*----------------------------------------------------------------*/
-
-const int32 B_RESTORE_BACKGROUND_IMAGE = 'Tbgr';	// force a Tracker window to
-													// use a new background image
-
-#endif /* _TRACKER_BACKGROUND_H */
diff --git a/headers/os/add-ons/tracker/TrackerAddOn.h b/headers/os/add-ons/tracker/TrackerAddOn.h
index e7f03c1b33..f8e18650a0 100644
--- a/headers/os/add-ons/tracker/TrackerAddOn.h
+++ b/headers/os/add-ons/tracker/TrackerAddOn.h
@@ -1,27 +1,14 @@
-/******************************************************************************
-/
-/	File:			TrackerAddOn.h
-/
-/	Description:	Protocol for the process_refs() hook function.
-/
-/	Copyright 1995-98, Be Incorporated, All Rights Reserved.
-/
-*******************************************************************************/
-
+/*
+ * Copyright (c) 2007, Haiku, Inc.
+ * Distributed under the terms of the MIT license.
+ */
 #ifndef _TRACKER_ADDON_H
 #define _TRACKER_ADDON_H
 
-#include <BeBuild.h>
+struct entry_ref;
+class BMessage;
 
-struct	entry_ref;
-class	BMessage;
+extern "C" void process_refs(entry_ref directory, BMessage* refs,
+	void* reserved);
 
-/*-------------------------------------------------------------*/
-/*------- This is why you're here: ----------------------------*/
-extern "C" _EXPORT void process_refs(entry_ref dir_ref, BMessage* msg, void*);
-
-
-/*-------------------------------------------------------------*/
-/*-------------------------------------------------------------*/
-
-#endif /* _TRACKER_ADDON_H */
+#endif	// _TRACKER_ADDON_H