code: private static boolean isQnameDeclarationWithoutAssignment(@Nullable Node node) {
      return node != null && node.isGetProp() && node.getParent().isExprResult();
    }
docs: True if the given Node is the GETPROP in a statement like `some.q.name;`
  
  <p>Such do-nothing statements often have JSDoc on them and are intended to declare the
  qualified name.
  
  @param node any Node, or even null