--- a/tools/designer/src/lib/shared/qdesigner_promotiondialog_p.h	Fri Feb 19 23:40:16 2010 +0200
+++ b/tools/designer/src/lib/shared/qdesigner_promotiondialog_p.h	Fri Mar 12 15:46:37 2010 +0200
@@ -80,9 +80,9 @@
     class NewPromotedClassPanel : public QGroupBox {
         Q_OBJECT
     public:
-        NewPromotedClassPanel(const QStringList &baseClasses,
-                              int selectedBaseClass = -1,
-                               QWidget *parent = 0);
+        explicit NewPromotedClassPanel(const QStringList &baseClasses,
+                                       int selectedBaseClass = -1,
+                                       QWidget *parent = 0);
 
         signals:
         void newPromotedClass(const PromotionParameters &, bool *ok);
@@ -114,10 +114,10 @@
     public:
         enum Mode { ModeEdit, ModeEditChooseClass };
 
-        QDesignerPromotionDialog(QDesignerFormEditorInterface *core,
-                                 QWidget *parent = 0,
-                                 const QString &promotableWidgetClassName = QString(),
-                                 QString *promoteTo = 0);
+        explicit QDesignerPromotionDialog(QDesignerFormEditorInterface *core,
+                                          QWidget *parent = 0,
+                                          const QString &promotableWidgetClassName = QString(),
+                                          QString *promoteTo = 0);
         // Return an alphabetically ordered list of base class names for adding new classes.
         static const QStringList &baseClassNames(const QDesignerPromotionInterface *promotion);