Make PluginDisplay::update_height_alloc() virtual

... so that it no longer hides
ProcessorBox::PluginInlineDisplay::update_height_alloc()

diff --git a/gtk2_ardour/plugin_display.h b/gtk2_ardour/plugin_display.h
index 4a2587e79f08f7f371e5528f54a890ece0fa7ca8..2573af2578f543dea30ee5fd548ac1e5d9c561e6 100644 (file)
--- a/gtk2_ardour/plugin_display.h
+++ b/gtk2_ardour/plugin_display.h
@@ -40,7 +40,7 @@ protected:
                _qdraw_connection.disconnect ();
        }
 
-       void update_height_alloc (uint32_t inline_height);
+       virtual void update_height_alloc (uint32_t inline_height);
        virtual uint32_t render_inline (cairo_t *, uint32_t width);
 
        virtual void display_frame (cairo_t* cr, double w, double h);