Require Qt 5.9

src/musicbrainz/acoustidclient.cpp

@@ -83,11 +83,7 @@ void AcoustidClient::Start(const int id, const QString &fingerprint, int duratio
   url.setQuery(url_query);
 
   QNetworkRequest req(url);
-#if QT_VERSION >= QT_VERSION_CHECK(5, 9, 0)
   req.setAttribute(QNetworkRequest::RedirectPolicyAttribute, QNetworkRequest::NoLessSafeRedirectPolicy);
-#else
-  req.setAttribute(QNetworkRequest::FollowRedirectsAttribute, true);
-#endif
   QNetworkReply *reply = network_->get(req);
   QObject::connect(reply, &QNetworkReply::finished, this, [this, reply, id]() { RequestFinished(reply, id); });
   requests_[id] = reply;