silence warning

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@22791 a592a061-630c-0410-9148-cb99ea01b6c8

diff --git a/src/frontends/qt4/GuiIdListModel.h b/src/frontends/qt4/GuiIdListModel.h
index 61f275c9ab4bbb6e9b2b3ce245613a4d736a04c6..507e4ad2f8005985ae3e5fb0984e09b0e9657364 100644 (file)
--- a/src/frontends/qt4/GuiIdListModel.h
+++ b/src/frontends/qt4/GuiIdListModel.h
@@ -44,7 +44,7 @@ public:
        // Methods overridden from QAbstractListModel
        //////////////////////////////////////////////////////////////////////
        ///
-       int rowCount(QModelIndex const & parent = QModelIndex()) const
+       int rowCount(QModelIndex const & = QModelIndex()) const
                { return userData_.size(); }
 
        ///