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.
@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.