QmlJS: Make qmldump not dump open/dynamic meta objects.

They would need special treatment, like the Qml extended objects. The
issue is they lead to two meta objects with the same classname and the
dumper can't handle that.
(cherry picked from commit 206c190e7f)

src/tools/qml/qmldump/main.cpp

@@ -9,7 +9,10 @@
 #include <QDebug>
 #include <iostream>
 #include <QtDeclarative>
+#include <QtCore/private/qobject_p.h>
+#include <QtCore/private/qmetaobject_p.h>
 #include <QtDeclarative/private/qdeclarativemetatype_p.h>
+#include <QtDeclarative/private/qdeclarativeopenmetaobject_p.h>
 #include <QtDeclarative/QDeclarativeView>
 
 static QHash<QByteArray, const QDeclarativeType *> qmlTypeByCppName;
@@ -46,7 +49,11 @@ void processMetaObject(const QMetaObject *meta, QSet<const QMetaObject *> *metas
     if (! meta || metas->contains(meta))
         return;
 
-    metas->insert(meta);
+    // dynamic meta objects break things badly
+    const QMetaObjectPrivate *mop = reinterpret_cast<const QMetaObjectPrivate *>(meta->d.data);
+    if (!(mop->flags & DynamicMetaObject))
+        metas->insert(meta);
+
     processMetaObject(meta->superClass(), metas);
 }