QMimeData: use QStringBuilder more

Change-Id: I5a6937545561c51add0d48a618b1921cf9201c4b
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
Reviewed-by: Marc Mutz <marc.mutz@kdab.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/corelib/kernel/qmimedata.cpp b/src/corelib/kernel/qmimedata.cpp
index 84e680dbd9..95153f8fa9 100644
--- a/src/corelib/kernel/qmimedata.cpp
+++ b/src/corelib/kernel/qmimedata.cpp
@@ -122,7 +122,7 @@ QVariant QMimeDataPrivate::retrieveTypedData(const QString &format, QVariant::Ty
             const QList<QVariant> list = data.toList();
             for (int i = 0; i < list.size(); ++i) {
                 if (list.at(i).type() == QVariant::Url) {
-                    text.append(list.at(i).toUrl().toDisplayString() + QLatin1Char('\n'));
+                    text += list.at(i).toUrl().toDisplayString() + QLatin1Char('\n');
                     ++numUrls;
                 }
             }