Cleanup Widgets examples - parent ctor

Cleanup the Widgets examples - add missing parent parameter

Change-Id: I5cd7aa333dbb8e6e4b7b9e05c085120733da83ec
Reviewed-by: Samuel Gaist <samuel.gaist@idiap.ch>
Reviewed-by: Konstantin Shegunov <kshegunov@gmail.com>
Reviewed-by: Richard Moe Gustavsen <richard.gustavsen@qt.io>
Reviewed-by: Paul Wicking <paul.wicking@qt.io>

1 files changed, 1 insertions, 1 deletions

diff --git a/examples/widgets/widgets/charactermap/mainwindow.h b/examples/widgets/widgets/charactermap/mainwindow.h
index eac16b35fa..79fe9f9cc8 100644
--- a/examples/widgets/widgets/charactermap/mainwindow.h
+++ b/examples/widgets/widgets/charactermap/mainwindow.h
@@ -70,7 +70,7 @@ class MainWindow : public QMainWindow
     Q_OBJECT
 
 public:
-    MainWindow();
+    MainWindow(QWidget *parent = nullptr);
 
 public slots:
     void filterChanged(int);