Use nullptr

src/searchdialog/incompleteindexdialog.cpp

@@ -108,8 +108,8 @@ private:
 IncompleteIndexDialog::IncompleteIndexDialog(const QVector<qint64> &unindexedCollections, QWidget *parent)
     : QDialog(parent)
     , mUi(new Ui::IncompleteIndexDialog)
-    , mProgressDialog(0)
-    , mIndexer(0)
+    , mProgressDialog(nullptr)
+    , mIndexer(nullptr)
 {
     QHBoxLayout *mainLayout = new QHBoxLayout(this);
     mainLayout->setMargin(0);