simplify argument default

GUI/coregui/Models/ParameterTranslators.h

@@ -99,7 +99,7 @@ class VectorParameterTranslator : public IPathTranslator
 {
 public:
     VectorParameterTranslator(QString gui_name, std::string base_name,
-                              QStringList additional_names = QStringList());
+                              QStringList additional_names = {});
     ~VectorParameterTranslator() override {}
 
     VectorParameterTranslator* clone() const override;

GUI/coregui/Models/SessionItem.h

@@ -51,7 +51,7 @@ public:
 
     // manage and check tags
     bool registerTag(const QString& name, int min = 0, int max = -1,
-                     QStringList modelTypes = QStringList());
+                     QStringList modelTypes = {});
     bool isTag(const QString& name) const;
     SessionItemTags* sessionItemTags();
     QString tagFromItem(const SessionItem* item) const;

GUI/coregui/Views/CommonWidgets/ItemComboToolBar.h

@@ -35,7 +35,7 @@ public:
     void setPresentation(const QString& name);
 
     void setPresentationList(const QStringList& presentationList,
-                             const QStringList& activeList = QStringList());
+                             const QStringList& activeList = {});
 
     QString currentPresentation() const;