/** @generated */
 protected boolean isOrphaned(Collection semanticChildren, final View view) {
   int visualID = WebmlVisualIDRegistry.getVisualID(view);
   switch (visualID) {
     case DocTopicEditPart.VISUAL_ID:
       if (!semanticChildren.contains(view.getElement())) {
         return true;
       }
   }
   return false;
 }