diff -r 000000000000 -r c9bc50fca66e usbmgmt/usbmgr/usbman/server/INC/musbinternalobservers.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/usbmgmt/usbmgr/usbman/server/INC/musbinternalobservers.h	Tue Feb 02 02:02:59 2010 +0200
@@ -0,0 +1,57 @@
+/*
+* Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+*
+*/
+
+/**
+ @file
+ @internalComponent
+ @released
+*/
+
+#ifndef USBINTERNALOBSERVERS_H
+#define USBINTERNALOBSERVERS_H
+
+/**
+ * The MUsbMessageObserver class
+ *
+ * The mixin used by the USB Otg/Host watcher objects to notify their
+ * owners of any messages that occur
+ *
+ * @internalComponent
+ * @released
+ */
+class MUsbOtgObserver
+	{
+public:
+	virtual void NotifyMessage(TInt aMessage = 0) = 0;
+	};
+
+/**
+ * The MUsbHostObserver class
+ *
+ * The mixin used by the USB Host watcher objects to notify their
+ * owners of any Host events that occur
+ *
+ * @internalComponent
+ * @released
+ */
+class MUsbHostObserver
+	{
+public:
+	virtual void NotifyHostEvent(TUint aWatcherId) = 0;
+	};
+
+#endif