diff --git a/share/qtcreator/qml/qmlpuppet/commands/changeauxiliarycommand.cpp b/share/qtcreator/qml/qmlpuppet/commands/changeauxiliarycommand.cpp
index 7f67b2112d4..1f49501eabc 100644
--- a/share/qtcreator/qml/qmlpuppet/commands/changeauxiliarycommand.cpp
+++ b/share/qtcreator/qml/qmlpuppet/commands/changeauxiliarycommand.cpp
@@ -1,6 +1,6 @@
 /****************************************************************************
 **
-** Copyright (C) 2016 The Qt Company Ltd.
+** Copyright (C) 2020 The Qt Company Ltd.
 ** Contact: https://www.qt.io/licensing/
 **
 ** This file is part of Qt Creator.
@@ -29,35 +29,9 @@
 
 namespace QmlDesigner {
 
-ChangeAuxiliaryCommand::ChangeAuxiliaryCommand() = default;
-
-ChangeAuxiliaryCommand::ChangeAuxiliaryCommand(const QVector<PropertyValueContainer> &auxiliaryChangeVector)
-    : m_auxiliaryChangeVector (auxiliaryChangeVector)
-{
-}
-
-QVector<PropertyValueContainer> ChangeAuxiliaryCommand::auxiliaryChanges() const
-{
-    return m_auxiliaryChangeVector;
-}
-
-QDataStream &operator<<(QDataStream &out, const ChangeAuxiliaryCommand &command)
-{
-    out << command.auxiliaryChanges();
-
-    return out;
-}
-
-QDataStream &operator>>(QDataStream &in, ChangeAuxiliaryCommand &command)
-{
-    in >> command.m_auxiliaryChangeVector;
-
-    return in;
-}
-
 QDebug operator <<(QDebug debug, const ChangeAuxiliaryCommand &command)
 {
-    return debug.nospace() << "ChangeAuxiliaryCommand(auxiliaryChanges: " << command.m_auxiliaryChangeVector << ")";
+    return debug.nospace() << "ChangeAuxiliaryCommand(auxiliaryChanges: " << command.auxiliaryChanges << ")";
 }
 
 } // namespace QmlDesigner
diff --git a/share/qtcreator/qml/qmlpuppet/commands/changeauxiliarycommand.h b/share/qtcreator/qml/qmlpuppet/commands/changeauxiliarycommand.h
index 669a747be8b..675e18e26cc 100644
--- a/share/qtcreator/qml/qmlpuppet/commands/changeauxiliarycommand.h
+++ b/share/qtcreator/qml/qmlpuppet/commands/changeauxiliarycommand.h
@@ -1,6 +1,6 @@
 /****************************************************************************
 **
-** Copyright (C) 2016 The Qt Company Ltd.
+** Copyright (C) 2020 The Qt Company Ltd.
 ** Contact: https://www.qt.io/licensing/
 **
 ** This file is part of Qt Creator.
@@ -25,6 +25,8 @@
 
 #pragma once
 
+#include <QDataStream>
+#include <QDebug>
 #include <QMetaType>
 #include <QVector>
 
@@ -34,24 +36,24 @@ namespace QmlDesigner {
 
 class ChangeAuxiliaryCommand
 {
-    friend QDataStream &operator>>(QDataStream &in, ChangeAuxiliaryCommand &command);
+public:
+    friend QDataStream &operator>>(QDataStream &in, ChangeAuxiliaryCommand &command)
+    {
+        in >> command.auxiliaryChanges;
+        return in;
+    }
+
+    friend QDataStream &operator<<(QDataStream &out, const ChangeAuxiliaryCommand &command)
+    {
+        out << command.auxiliaryChanges;
+        return out;
+    }
+
     friend QDebug operator <<(QDebug debug, const ChangeAuxiliaryCommand &command);
 
-public:
-    ChangeAuxiliaryCommand();
-    explicit ChangeAuxiliaryCommand(const QVector<PropertyValueContainer> &auxiliaryChangeVector);
-
-    QVector<PropertyValueContainer> auxiliaryChanges() const;
-
-private:
-    QVector<PropertyValueContainer> m_auxiliaryChangeVector;
+    QVector<PropertyValueContainer> auxiliaryChanges;
 };
 
-QDataStream &operator<<(QDataStream &out, const ChangeAuxiliaryCommand &command);
-QDataStream &operator>>(QDataStream &in, ChangeAuxiliaryCommand &command);
-
-QDebug operator <<(QDebug debug, const ChangeAuxiliaryCommand &command);
-
 } // namespace QmlDesigner
 
 Q_DECLARE_METATYPE(QmlDesigner::ChangeAuxiliaryCommand)
diff --git a/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/nodeinstanceserver.cpp b/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/nodeinstanceserver.cpp
index ce5cf29953b..1148e0c6d2d 100644
--- a/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/nodeinstanceserver.cpp
+++ b/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/nodeinstanceserver.cpp
@@ -633,7 +633,7 @@ void NodeInstanceServer::changePropertyValues(const ChangeValuesCommand &command
 
 void NodeInstanceServer::changeAuxiliaryValues(const ChangeAuxiliaryCommand &command)
 {
-    foreach (const PropertyValueContainer &container, command.auxiliaryChanges()) {
+    for (const PropertyValueContainer &container : command.auxiliaryChanges) {
         setInstanceAuxiliaryData(container);
     }
 
diff --git a/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qt5testnodeinstanceserver.cpp b/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qt5testnodeinstanceserver.cpp
index fed075a4866..3e635909ec9 100644
--- a/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qt5testnodeinstanceserver.cpp
+++ b/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/qt5testnodeinstanceserver.cpp
@@ -116,7 +116,7 @@ void Qt5TestNodeInstanceServer::changePropertyBindings(const ChangeBindingsComma
 
 void Qt5TestNodeInstanceServer::changeAuxiliaryValues(const ChangeAuxiliaryCommand &command)
 {
-    foreach (const PropertyValueContainer &container, command.auxiliaryChanges()) {
+    for (const PropertyValueContainer &container : command.auxiliaryChanges) {
         setInstanceAuxiliaryData(container);
     }
 
diff --git a/src/plugins/qmldesigner/designercore/instances/nodeinstanceview.cpp b/src/plugins/qmldesigner/designercore/instances/nodeinstanceview.cpp
index 21623f865c1..c1d45060f50 100644
--- a/src/plugins/qmldesigner/designercore/instances/nodeinstanceview.cpp
+++ b/src/plugins/qmldesigner/designercore/instances/nodeinstanceview.cpp
@@ -535,9 +535,8 @@ void NodeInstanceView::auxiliaryDataChanged(const ModelNode &node,
         if (hasInstanceForModelNode(node)) {
             NodeInstance instance = instanceForModelNode(node);
             if (value.isValid() || name == "invisible") {
-                PropertyValueContainer container(instance.instanceId(), name, value, TypeName());
-                ChangeAuxiliaryCommand changeAuxiliaryCommand({container});
-                m_nodeInstanceServer->changeAuxiliaryValues(changeAuxiliaryCommand);
+                PropertyValueContainer container { instance.instanceId(), name, value, TypeName() };
+                m_nodeInstanceServer->changeAuxiliaryValues({ { container } });
             } else {
                 if (node.hasVariantProperty(name)) {
                     PropertyValueContainer container(instance.instanceId(), name, node.variantProperty(name).value(), TypeName());