Fix compilation with 5.12 and 5.13

This partially reverts: 6e329be7d833279f3e616fb975de89332d3b97c1
The fixes worked only with the new APIs introduced with 5.14

Change-Id: I3ca0fea099fb825894e9abf02a66b20c83c497b3
Reviewed-by: Robert Griebl <robert.griebl@qt.io>

1 files changed, 2 insertions, 2 deletions

diff --git a/src/ivicore/qiviservicemanager.cpp b/src/ivicore/qiviservicemanager.cpp
index 606c236..c1193a8 100644
--- a/src/ivicore/qiviservicemanager.cpp
+++ b/src/ivicore/qiviservicemanager.cpp
@@ -305,14 +305,14 @@ void QIviServiceManagerPrivate::addBackend(Backend *backend)
     const QString newBackendFile = backend->metaData.value(fileNameLiteral).toString();
     const QString newBackendFileBase = qtivi_helper::backendBaseName(newBackendFile);
     const QStringList ifaceList = backend->metaData.value(interfacesLiteral).toStringList();
-    const QSet<QString> newInterfaces = QSet<QString>(ifaceList.begin(), ifaceList.end());
+    const QSet<QString> newInterfaces = ifaceList.toSet();
 
     bool addBackend = true;
     if (!newBackendFile.isEmpty()) {
         for (int i = 0; i < m_backends.count(); i++) {
             Backend *b = m_backends[i];
             const QStringList curIfaceList = backend->metaData.value(interfacesLiteral).toStringList();
-            const QSet<QString> interfaces = QSet<QString>(curIfaceList.begin(), curIfaceList.end());
+            const QSet<QString> interfaces = curIfaceList.toSet();
             if (interfaces == newInterfaces && b->name == backend->name) {
                 const QString fileName = b->metaData.value(fileNameLiteral).toString();
                 if (fileName == newBackendFile) {