Handle method rename in Qt5.

Change-Id: I2c6dc06ad3b9c8b8261075a4dafecc099d4b64cf
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@nokia.com>

src/plugins/find/searchresulttreeitemdelegate.cpp

@@ -72,7 +72,11 @@ void SearchResultTreeItemDelegate::paint(QPainter *painter, const QStyleOptionVi
     if (checkable) {
         QVariant checkStateData = index.data(Qt::CheckStateRole);
         checkState = static_cast<Qt::CheckState>(checkStateData.toInt());
+#if QT_VERSION >= 0x050000
+        checkRect = doCheck(opt, opt.rect, checkStateData);
+#else // Qt4
         checkRect = check(opt, opt.rect, checkStateData);
+#endif
     }
 
     // icon