QmlDesigner: fix memory usage of qml2puppet

In Qt Quick 2 the parent property is writable.
Therefore the InstanceSpy always collected the complete
object tree waisting memory.

Change-Id: I44f2d1ad90ef2bbea34a7cbd414f88cae37e0462
Reviewed-by: Marco Bubke <marco.bubke@digia.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/nodeinstancesignalspy.cpp b/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/nodeinstancesignalspy.cpp
index 35c5c044d7..9acfd0033a 100644
--- a/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/nodeinstancesignalspy.cpp
+++ b/share/qtcreator/qml/qmlpuppet/qml2puppet/instances/nodeinstancesignalspy.cpp
@@ -82,8 +82,9 @@ void NodeInstanceSignalSpy::registerObject(QObject *spiedObject, const QString &
 
              // search recursive in objects
              if (metaProperty.isReadable()
-                 && metaProperty.isWritable()
-                 && QQmlMetaType::isQObject(metaProperty.userType())) {
+                     && metaProperty.isWritable()
+                     && QQmlMetaType::isQObject(metaProperty.userType())
+                     && QLatin1String(metaProperty.name()) != QLatin1String("parent")) {
                  QObject *propertyObject = QQmlMetaType::toQObject(metaProperty.read(spiedObject));
                  if (propertyObject)
                      registerObject(propertyObject, prefix + metaProperty.name() + QLatin1Char('/'));