QtSql: Use Q_NULLPTR instead of 0 in all public headers

This is in preparation of adding -Wzero-as-null-pointer-constant (or similar)
to the headers check.

Task-number: QTBUG-45291
Change-Id: Ie14e5280c430b6a254f8f686534450c1e5995374
Reviewed-by: Mark Brand <mabrand@mabrand.nl>

2 files changed, 3 insertions, 3 deletions

diff --git a/src/sql/kernel/qsqldriver.h b/src/sql/kernel/qsqldriver.h
index e8375765aa..c53e1b81ee 100644
--- a/src/sql/kernel/qsqldriver.h
+++ b/src/sql/kernel/qsqldriver.h
@@ -83,7 +83,7 @@ public:
         DB2
     };
 
-    explicit QSqlDriver(QObject *parent=0);
+    explicit QSqlDriver(QObject *parent = Q_NULLPTR);
     ~QSqlDriver();
     virtual bool isOpen() const;
     bool isOpenError() const;
@@ -133,7 +133,7 @@ Q_SIGNALS:
     void notification(const QString &name, QSqlDriver::NotificationSource source, const QVariant &payload);
 
 protected:
-    QSqlDriver(QSqlDriverPrivate &dd, QObject *parent = 0);
+    QSqlDriver(QSqlDriverPrivate &dd, QObject *parent = Q_NULLPTR);
     virtual void setOpen(bool o);
     virtual void setOpenError(bool e);
     virtual void setLastError(const QSqlError& e);
diff --git a/src/sql/kernel/qsqldriverplugin.h b/src/sql/kernel/qsqldriverplugin.h
index 55b8c81878..fd1a6203cb 100644
--- a/src/sql/kernel/qsqldriverplugin.h
+++ b/src/sql/kernel/qsqldriverplugin.h
@@ -49,7 +49,7 @@ class Q_SQL_EXPORT QSqlDriverPlugin : public QObject
 {
     Q_OBJECT
 public:
-    explicit QSqlDriverPlugin(QObject *parent = 0);
+    explicit QSqlDriverPlugin(QObject *parent = Q_NULLPTR);
     ~QSqlDriverPlugin();
 
     virtual QSqlDriver *create(const QString &key) = 0;