[beast: 5/8] BSE: Bus.ensure_output(): simply call an undoable method to connect busses

[Tim Janik <timj src gnome org>]

commit 8cca05d8d2d116071a7d8f168446a4afe558f656
Author: Tim Janik <timj gnu org>
Date:   Fri Sep 18 11:11:03 2015 +0200

    BSE: Bus.ensure_output(): simply call an undoable method to connect busses

 bse/bsebus.cc |   12 +-----------
 1 files changed, 1 insertions(+), 11 deletions(-)
---
diff --git a/bse/bsebus.cc b/bse/bsebus.cc
index 4d64342..20e7399 100644
--- a/bse/bsebus.cc
+++ b/bse/bsebus.cc
@@ -944,17 +944,7 @@ BusImpl::ensure_output ()
       if (masterp && self != masterp)
         {
           BusImpl &master = *masterp->as<BusImpl*>();
-          error = bse_bus_connect (masterp, self);
-          if (!error)
-            {
-              // an undo lambda is needed for wrapping object argument references
-              UndoDescriptor<BusImpl> bus_descriptor = master.undo_descriptor (*this);
-              auto lambda = [bus_descriptor] (BusImpl &master, BseUndoStack *ustack) -> ErrorType {
-                BusImpl &bus = master.undo_resolve (bus_descriptor);
-                return master.disconnect_bus (bus);
-              };
-              master.push_undo (__func__, master, lambda);
-            }
+          error = master.connect_bus (*this);
         }
     }
   return error;