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>

3 files changed, 3 insertions, 3 deletions

diff --git a/src/corelib/itemmodels/qabstractitemmodel_p.h b/src/corelib/itemmodels/qabstractitemmodel_p.h
index e6085eca94..92a440a125 100644
--- a/src/corelib/itemmodels/qabstractitemmodel_p.h
+++ b/src/corelib/itemmodels/qabstractitemmodel_p.h
@@ -98,7 +98,7 @@ public:
     void itemsMoved(const QModelIndex &srcParent, int srcFirst, int srcLast, const QModelIndex &destinationParent, int destinationChild, Qt::Orientation orientation);
     bool allowMove(const QModelIndex &srcParent, int srcFirst, int srcLast, const QModelIndex &destinationParent, int destinationChild, Qt::Orientation orientation);
 
-    inline QModelIndex createIndex(int row, int column, void *data = 0) const {
+    inline QModelIndex createIndex(int row, int column, void *data = nullptr) const {
         return q_func()->createIndex(row, column, data);
     }
 
diff --git a/src/corelib/itemmodels/qabstractproxymodel_p.h b/src/corelib/itemmodels/qabstractproxymodel_p.h
index f7bd5cc691..a95687c970 100644
--- a/src/corelib/itemmodels/qabstractproxymodel_p.h
+++ b/src/corelib/itemmodels/qabstractproxymodel_p.h
@@ -62,7 +62,7 @@ class Q_CORE_EXPORT QAbstractProxyModelPrivate : public QAbstractItemModelPrivat
 {
     Q_DECLARE_PUBLIC(QAbstractProxyModel)
 public:
-    QAbstractProxyModelPrivate() : QAbstractItemModelPrivate(), model(0) {}
+    QAbstractProxyModelPrivate() : QAbstractItemModelPrivate(), model(nullptr) {}
     QAbstractItemModel *model;
     virtual void _q_sourceModelDestroyed();
     void mapDropCoordinatesToSource(int row, int column, const QModelIndex &parent,
diff --git a/src/corelib/itemmodels/qitemselectionmodel_p.h b/src/corelib/itemmodels/qitemselectionmodel_p.h
index e12a0c2928..ba85f22be3 100644
--- a/src/corelib/itemmodels/qitemselectionmodel_p.h
+++ b/src/corelib/itemmodels/qitemselectionmodel_p.h
@@ -62,7 +62,7 @@ class QItemSelectionModelPrivate: public QObjectPrivate
     Q_DECLARE_PUBLIC(QItemSelectionModel)
 public:
     QItemSelectionModelPrivate()
-      : model(0),
+      : model(nullptr),
         currentCommand(QItemSelectionModel::NoUpdate),
         tableSelected(false), tableColCount(0), tableRowCount(0) {}