Port xconfig to Qt5 - Replace Q3VBox with QWidget

Signed-off-by: Boris Barbulovski <bbarbulovski@gmail.com>
Signed-off-by: Thiago Macieira <thiago.macieira@intel.com>
Signed-off-by: Michal Marek <mmarek@suse.com>
diff --git a/scripts/kconfig/qconf.h b/scripts/kconfig/qconf.h
index 94e57bd..8c7d951 100644
--- a/scripts/kconfig/qconf.h
+++ b/scripts/kconfig/qconf.h
@@ -199,9 +199,9 @@
 	ConfigItem *item;
 };
 
-class ConfigView : public Q3VBox {
+class ConfigView : public QWidget {
 	Q_OBJECT
-	typedef class Q3VBox Parent;
+	typedef class QWidget Parent;
 public:
 	ConfigView(QWidget* parent, const char *name = 0);
 	~ConfigView(void);