windowflags: Make it easier to debug windows without a frame

Without any content it was hard to see the window. Put some lipstick on it.

Change-Id: I0fefffb0a4deba7ac91e67a6153a9a27308fe493
Reviewed-by: Morten Johan Sørvig <morten.sorvig@qt.io>
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>

1 files changed, 1 insertions, 1 deletions

diff --git a/tests/manual/windowflags/controllerwindow.cpp b/tests/manual/windowflags/controllerwindow.cpp
index 0b8c561d9a..6334ea588f 100644
--- a/tests/manual/windowflags/controllerwindow.cpp
+++ b/tests/manual/windowflags/controllerwindow.cpp
@@ -59,7 +59,7 @@ ControllerWidget::ControllerWidget(QWidget *parent)
     QLabel *label = new QLabel(tr("Parent window"));
     parentWindow->setCentralWidget(label);
 
-    previewWindow = new QWindow;
+    previewWindow = new PreviewWindow;
     previewWindow->installEventFilter(this);
     previewWidget = new PreviewWidget;
     previewWidget->installEventFilter(this);