diff --git a/gtk2_ardour/ardour_button.cc b/gtk2_ardour/ardour_button.cc
index d8bc316f56..b6654a9747 100644
--- a/gtk2_ardour/ardour_button.cc
+++ b/gtk2_ardour/ardour_button.cc
@@ -969,10 +969,9 @@ ArdourButton::on_focus_out_event (GdkEventFocus* ev)
 }
 
 bool
-ArdourButton::on_key_release_event (GdkEventKey *ev) {
-	if (_focused &&
-			(ev->keyval == GDK_KEY_space || ev->keyval == GDK_Return))
-	{
+ArdourButton::on_key_release_event (GdkEventKey *ev) 
+{
+	if (_focused && (ev->keyval == GDK_KEY_space || ev->keyval == GDK_Return)) {
 		signal_clicked();
 		if (_action) {
 			_action->activate ();
diff --git a/gtk2_ardour/mixer_bridge_view.cc b/gtk2_ardour/mixer_bridge_view.cc
index db59a0e50b..529db8ecf1 100644
--- a/gtk2_ardour/mixer_bridge_view.cc
+++ b/gtk2_ardour/mixer_bridge_view.cc
@@ -446,3 +446,8 @@ void MixerBridgeView::delete_processors ()
 {
         /* does nothing in Tracks */
 }
+
+void MixerBridgeView::select_none ()
+{
+        /* does nothing in Tracks */
+}
diff --git a/gtk2_ardour/mixer_bridge_view.h b/gtk2_ardour/mixer_bridge_view.h
index 3e6386dfdf..69dd45f797 100644
--- a/gtk2_ardour/mixer_bridge_view.h
+++ b/gtk2_ardour/mixer_bridge_view.h
@@ -56,6 +56,7 @@ class MixerBridgeView :
 	void set_route_targets_for_operation ();
         void toggle_midi_input_active (bool flip_others);
         void delete_processors ();
+        void select_none ();
 
   private:
 	Gtk::Container& _mixer_strips_home;