diff --git a/src/plugins/qmldesigner/designercore/include/nodehints.h b/src/plugins/qmldesigner/designercore/include/nodehints.h
index 01222c2e4ae..79a26c41e5e 100644
--- a/src/plugins/qmldesigner/designercore/include/nodehints.h
+++ b/src/plugins/qmldesigner/designercore/include/nodehints.h
@@ -88,7 +88,7 @@ class JSObject : public QObject {
     Q_PROPERTY(bool currentParentIsRoot READ currentParentIsRoot NOTIFY modelNodeChanged)
 
 public:
-    JSObject();
+    JSObject() = default;
     JSObject(QObject *parent = 0);
     void setModelNode(const ModelNode &node);
     bool hasParent() const;
diff --git a/src/plugins/qmldesigner/designercore/metainfo/nodehints.cpp b/src/plugins/qmldesigner/designercore/metainfo/nodehints.cpp
index 477796516db..dfd46090593 100644
--- a/src/plugins/qmldesigner/designercore/metainfo/nodehints.cpp
+++ b/src/plugins/qmldesigner/designercore/metainfo/nodehints.cpp
@@ -222,7 +222,7 @@ bool JSObject::isSubclassOf(const QString &typeName)
     NodeMetaInfo metaInfo = m_modelNode.metaInfo();
 
     if (metaInfo.isValid())
-        metaInfo.isSubclassOf(typeName.toUtf8());
+        return metaInfo.isSubclassOf(typeName.toUtf8());
 
     return false;
 }
@@ -232,7 +232,7 @@ bool JSObject::rootItemIsSubclassOf(const QString &typeName)
     NodeMetaInfo metaInfo = m_modelNode.view()->rootModelNode().metaInfo();
 
     if (metaInfo.isValid())
-        metaInfo.isSubclassOf(typeName.toUtf8());
+        return metaInfo.isSubclassOf(typeName.toUtf8());
 
     return false;
 }
@@ -243,16 +243,11 @@ bool JSObject::currentParentIsSubclassOf(const QString &typeName)
          && m_modelNode.parentProperty().isValid()) {
         NodeMetaInfo metaInfo =  m_modelNode.parentProperty().parentModelNode().metaInfo();
         if (metaInfo.isValid())
-            metaInfo.isSubclassOf(typeName.toUtf8());
+            return metaInfo.isSubclassOf(typeName.toUtf8());
     }
     return false;
 }
 
-JSObject::JSObject()
-{
-
-}
-
 } //Internal
 
 } // namespace QmlDesigner