Use varying aElement name

Change-Id: Idc135ef5031a01961cc18d897a734b598bc833f4
diff --git a/sfx2/source/doc/docmacromode.cxx b/sfx2/source/doc/docmacromode.cxx
index 2108d19..4d4ae52 100644
--- a/sfx2/source/doc/docmacromode.cxx
+++ b/sfx2/source/doc/docmacromode.cxx
@@ -342,7 +342,7 @@ namespace sfx2
                            if( aElement == aStdLibName || aElement == aVBAProject )
                            {
                                Reference < XNameAccess > xLib;
                                Any aAny = xContainer->getByName( aStdLibName );
                                Any aAny = xContainer->getByName( aElement );
                                aAny >>= xLib;
                                if ( xLib.is() && xLib->hasElements() )
                                    return true;