Tidy nullptr usage

Move away from using 0 as pointer literal.

Done using clang-tidy. This is not complete as
run-clang-tidy can't handle all of qtbase in one go.

Change-Id: I1076a21f32aac0dab078af6f175f7508145eece0
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Reviewed-by: Lars Knoll <lars.knoll@qt.io>

1 files changed, 3 insertions, 3 deletions

diff --git a/src/widgets/widgets/qpushbutton.cpp b/src/widgets/widgets/qpushbutton.cpp
index f48b5706f7..b0d3ba51f9 100644
--- a/src/widgets/widgets/qpushbutton.cpp
+++ b/src/widgets/widgets/qpushbutton.cpp
@@ -297,7 +297,7 @@ QDialog *QPushButtonPrivate::dialogParent() const
         if (const QDialog *dialog = qobject_cast<const QDialog *>(p))
             return const_cast<QDialog *>(dialog);
     }
-    return 0;
+    return nullptr;
 }
 #endif
 
@@ -353,7 +353,7 @@ bool QPushButton::autoDefault() const
 {
     Q_D(const QPushButton);
     if(d->autoDefault == QPushButtonPrivate::Auto)
-        return ( d->dialogParent() != 0 );
+        return ( d->dialogParent() != nullptr );
     return d->autoDefault;
 }
 
@@ -496,7 +496,7 @@ void QPushButton::focusOutEvent(QFocusEvent *e)
 #if QT_CONFIG(dialog)
         QDialog *dlg = qobject_cast<QDialog*>(window());
         if (dlg)
-            dlg->d_func()->setDefault(0);
+            dlg->d_func()->setDefault(nullptr);
         else
             d->defaultButton = false;
 #endif