2 files changed, 4 insertions, 10 deletions
diff --git a/tests/auto/widgets/kernel/qgridlayout/qgridlayout.pro b/tests/auto/widgets/kernel/qgridlayout/qgridlayout.pro
index ee64f8538f..8947658e8c 100644
--- a/tests/auto/widgets/kernel/qgridlayout/qgridlayout.pro
+++ b/tests/auto/widgets/kernel/qgridlayout/qgridlayout.pro
@@ -2,7 +2,7 @@ CONFIG += testcase
 TARGET = tst_qgridlayout
 
 QT += widgets widgets-private testlib
-QT += core-private gui-private
+QT += core-private gui-private testlib-private
 
 SOURCES  += tst_qgridlayout.cpp
 FORMS           += sortdialog.ui
diff --git a/tests/auto/widgets/kernel/qgridlayout/tst_qgridlayout.cpp b/tests/auto/widgets/kernel/qgridlayout/tst_qgridlayout.cpp
index 50de83c8f7..40a2319910 100644
--- a/tests/auto/widgets/kernel/qgridlayout/tst_qgridlayout.cpp
+++ b/tests/auto/widgets/kernel/qgridlayout/tst_qgridlayout.cpp
@@ -41,15 +41,9 @@
 #include <QStyleFactory>
 #include <QSharedPointer>
 
-// Make a widget frameless to prevent size constraints of title bars
-// from interfering (Windows).
-static inline void setFrameless(QWidget *w)
-{
-    Qt::WindowFlags flags = w->windowFlags();
-    flags |= Qt::FramelessWindowHint;
-    flags &= ~(Qt::WindowTitleHint | Qt::WindowSystemMenuHint | Qt::WindowMinMaxButtonsHint | Qt::WindowCloseButtonHint);
-    w->setWindowFlags(flags);
-}
+#include <QtTest/private/qtesthelpers_p.h>
+
+using namespace QTestPrivate;
 
 class tst_QGridLayout : public QObject
 {