function isValidIdentifierPair(ctorParam, superArg) {
      return (
        ctorParam.type === 'Identifier'
        && superArg.type === 'Identifier'
        && ctorParam.name === superArg.name
      );
    }
Checks whether given 2 nodes are identifiers which have the same name or not.
@see eslint no-useless-constructor rule
@param {ASTNode} ctorParam - A node to check.
@param {ASTNode} superArg - A node to check.
@returns {boolean} `true` if the nodes are identifiers which have the same
     name.