fold dbaccess::IReference interface into the only place it is in use

Change-Id: I978a528e1da6f73c94549c2ced95b244ad5b6147

include/dbaccess/IController.hxx

@@ -22,7 +22,6 @@
 
 #include <com/sun/star/beans/PropertyValue.hpp>
 #include <com/sun/star/uno/Sequence.hxx>
-#include <dbaccess/IReference.hxx>
 #include <dbaccess/dbaccessdllapi.h>
 
 namespace com { namespace sun { namespace star {
@@ -39,7 +38,7 @@ class NotifyEvent;
 namespace dbaui
 {
     // interface for controller depended calls like commands
-    class DBACCESS_DLLPUBLIC IController : public IReference
+    class DBACCESS_DLLPUBLIC IController
     {
     public:
         /** executes the given command without checking if it is allowed
@@ -122,6 +121,9 @@ namespace dbaui
         */
         virtual bool interceptUserInput( const NotifyEvent& _rEvent ) = 0;
 
+        virtual void SAL_CALL acquire(  ) throw () = 0;
+        virtual void SAL_CALL release(  ) throw () = 0;
+
     protected:
         ~IController() {}
     };

include/dbaccess/IReference.hxx

-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*
- * This file is part of the LibreOffice project.
- *
- * This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/.
- *
- * This file incorporates work covered by the following license notice:
- *
- *   Licensed to the Apache Software Foundation (ASF) under one or more
- *   contributor license agreements. See the NOTICE file distributed
- *   with this work for additional information regarding copyright
- *   ownership. The ASF licenses this file to you under the Apache
- *   License, Version 2.0 (the "License"); you may not use this file
- *   except in compliance with the License. You may obtain a copy of
- *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
- */
-#ifndef INCLUDED_DBACCESS_IREFERENCE_HXX
-#define INCLUDED_DBACCESS_IREFERENCE_HXX
-
-#include <dbaccess/dbaccessdllapi.h>
-
-namespace dbaui
-{
-    // interface for controller depended calls like commands
-    class DBACCESS_DLLPUBLIC SAL_NO_VTABLE IReference
-    {
-    public:
-        virtual void SAL_CALL acquire(  ) throw () = 0;
-        virtual void SAL_CALL release(  ) throw () = 0;
-
-    protected:
-        ~IReference() {}
-    };
-}
-#endif // INCLUDED_DBACCESS_IREFERENCE_HXX
-
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */