loplugin:override

Change-Id: I7b746d652887d61e6a8a63b5b3ba37e0a158817e
diff --git a/shell/source/backends/macbe/macbackend.hxx b/shell/source/backends/macbe/macbackend.hxx
index 758efc9..19b8e49 100644
--- a/shell/source/backends/macbe/macbackend.hxx
+++ b/shell/source/backends/macbe/macbackend.hxx
@@ -123,7 +123,7 @@ protected:
    MacOSXBackend();

    /** Destructor */
    virtual ~MacOSXBackend();
    virtual ~MacOSXBackend() override;
};

#endif // INCLUDED_SHELL_SOURCE_BACKENDS_MACBE_MACBACKEND_HXX