More nullptr usage in headers

Diff generated by running clang-tidy's modernize-use-nullptr checker on
the CMake-based Qt version.

Skipping src/3rdparty, examples/, tests/

Change-Id: Ib182074e2e2fd52f63093f73b3e2e4c0cb7af188
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>

2 files changed, 5 insertions, 5 deletions

diff --git a/src/widgets/statemachine/qbasickeyeventtransition_p.h b/src/widgets/statemachine/qbasickeyeventtransition_p.h
index 7e1b978bba..f23c078570 100644
--- a/src/widgets/statemachine/qbasickeyeventtransition_p.h
+++ b/src/widgets/statemachine/qbasickeyeventtransition_p.h
@@ -63,11 +63,11 @@ class Q_AUTOTEST_EXPORT QBasicKeyEventTransition : public QAbstractTransition
 {
     Q_OBJECT
 public:
-    QBasicKeyEventTransition(QState *sourceState = 0);
-    QBasicKeyEventTransition(QEvent::Type type, int key, QState *sourceState = 0);
+    QBasicKeyEventTransition(QState *sourceState = nullptr);
+    QBasicKeyEventTransition(QEvent::Type type, int key, QState *sourceState = nullptr);
     QBasicKeyEventTransition(QEvent::Type type, int key,
                              Qt::KeyboardModifiers modifierMask,
-                             QState *sourceState = 0);
+                             QState *sourceState = nullptr);
     ~QBasicKeyEventTransition();
 
     QEvent::Type eventType() const;
diff --git a/src/widgets/statemachine/qbasicmouseeventtransition_p.h b/src/widgets/statemachine/qbasicmouseeventtransition_p.h
index 132e223535..dd619d189c 100644
--- a/src/widgets/statemachine/qbasicmouseeventtransition_p.h
+++ b/src/widgets/statemachine/qbasicmouseeventtransition_p.h
@@ -65,9 +65,9 @@ class Q_AUTOTEST_EXPORT QBasicMouseEventTransition : public QAbstractTransition
 {
     Q_OBJECT
 public:
-    QBasicMouseEventTransition(QState *sourceState = 0);
+    QBasicMouseEventTransition(QState *sourceState = nullptr);
     QBasicMouseEventTransition(QEvent::Type type, Qt::MouseButton button,
-                               QState *sourceState = 0);
+                               QState *sourceState = nullptr);
     ~QBasicMouseEventTransition();
 
     QEvent::Type eventType() const;