Layer::LooseHandle loose_layer(x);
add_connection(loose_layer,
- sigc::connection::connection(
+ sigc::connection(
x->signal_added_to_group().connect(
sigc::bind(
sigc::mem_fun(
&Canvas::add_group_pair),
loose_layer))));
add_connection(loose_layer,
- sigc::connection::connection(
+ sigc::connection(
x->signal_removed_from_group().connect(
sigc::bind(
sigc::mem_fun(