loplugin:override

Change-Id: I8ce79a9c4398657e2a6b4c94fecd21ade71e4ed0
diff --git a/svtools/source/config/optionsdrawinglayer.cxx b/svtools/source/config/optionsdrawinglayer.cxx
index fbf76ea..4964e9b 100644
--- a/svtools/source/config/optionsdrawinglayer.cxx
+++ b/svtools/source/config/optionsdrawinglayer.cxx
@@ -156,7 +156,7 @@ class SvtOptionsDrawinglayer_Impl : public ConfigItem
{
public:
    SvtOptionsDrawinglayer_Impl();
    ~SvtOptionsDrawinglayer_Impl();
    ~SvtOptionsDrawinglayer_Impl() override;

    virtual void Notify( const css::uno::Sequence<OUString>& aPropertyNames) override;