1 files changed, 12 insertions, 12 deletions

diff --git a/src/gui/LoadPluginWindow.cpp b/src/gui/LoadPluginWindow.cpp
index 870288ac..acc34842 100644
--- a/src/gui/LoadPluginWindow.cpp
+++ b/src/gui/LoadPluginWindow.cpp
@@ -125,8 +125,8 @@ LoadPluginWindow::LoadPluginWindow(BaseObjectType*                   cobject,
 }
 
 void
-LoadPluginWindow::present(SPtr<const GraphModel> graph,
-                          Properties             data)
+LoadPluginWindow::present(const SPtr<const GraphModel>& graph,
+                          const Properties&             data)
 {
 	set_graph(graph);
 	_initial_data = data;
@@ -164,7 +164,7 @@ LoadPluginWindow::name_cleared(Gtk::EntryIconPosition pos, const GdkEventButton*
  * This function MUST be called before using the window in any way!
  */
 void
-LoadPluginWindow::set_graph(SPtr<const GraphModel> graph)
+LoadPluginWindow::set_graph(const SPtr<const GraphModel>& graph)
 {
 	if (_graph) {
 		_graph = graph;
@@ -199,7 +199,7 @@ LoadPluginWindow::on_show()
 }
 
 void
-LoadPluginWindow::set_plugins(SPtr<const ClientStore::Plugins> plugins)
+LoadPluginWindow::set_plugins(const SPtr<const ClientStore::Plugins>& plugins)
 {
 	_rows.clear();
 	_plugins_liststore->clear();
@@ -213,7 +213,7 @@ LoadPluginWindow::set_plugins(SPtr<const ClientStore::Plugins> plugins)
 }
 
 void
-LoadPluginWindow::new_plugin(SPtr<const PluginModel> pm)
+LoadPluginWindow::new_plugin(const SPtr<const PluginModel>& pm)
 {
 	if (is_visible()) {
 		add_plugin(pm);
@@ -223,7 +223,7 @@ LoadPluginWindow::new_plugin(SPtr<const PluginModel> pm)
 }
 
 static std::string
-get_project_name(SPtr<const PluginModel> plugin)
+get_project_name(const SPtr<const PluginModel>& plugin)
 {
 	std::string name;
 	if (plugin->lilv_plugin()) {
@@ -249,7 +249,7 @@ get_project_name(SPtr<const PluginModel> plugin)
 }
 
 static std::string
-get_author_name(SPtr<const PluginModel> plugin)
+get_author_name(const SPtr<const PluginModel>& plugin)
 {
 	std::string name;
 	if (plugin->lilv_plugin()) {
@@ -263,8 +263,8 @@ get_author_name(SPtr<const PluginModel> plugin)
 }
 
 void
-LoadPluginWindow::set_row(Gtk::TreeModel::Row&    row,
-                          SPtr<const PluginModel> plugin)
+LoadPluginWindow::set_row(Gtk::TreeModel::Row&           row,
+                          const SPtr<const PluginModel>& plugin)
 {
 	const URIs&       uris = _app->uris();
 	const Atom& name = plugin->get_property(uris.doap_name);
@@ -294,7 +294,7 @@ LoadPluginWindow::set_row(Gtk::TreeModel::Row&    row,
 }
 
 void
-LoadPluginWindow::add_plugin(SPtr<const PluginModel> plugin)
+LoadPluginWindow::add_plugin(const SPtr<const PluginModel>& plugin)
 {
 	if (plugin->lilv_plugin() && lilv_plugin_is_replaced(plugin->lilv_plugin())) {
 		return;
@@ -357,8 +357,8 @@ LoadPluginWindow::plugin_selection_changed()
  * sends the notification back.
  */
 string
-LoadPluginWindow::generate_module_name(SPtr<const PluginModel> plugin,
-                                       int                     offset)
+LoadPluginWindow::generate_module_name(const SPtr<const PluginModel>& plugin,
+                                       int                            offset)
 {
 	std::stringstream ss;
 	ss << plugin->default_block_symbol();