fix a write to a readonly value
@@ -1302,7 +1302,7 @@ const $$embedCssIntoHtml_ = function(css) {
* If `<table>` is used for formatting, embedded HTML shouldn't be able
* to use a mismatched `</table>` to break page layout.
*
- * @param {!ReadonlyArray<string>} tags Array of open/close tags (e.g. '<p>', '</p>')
+ * @param {!Array<string>} tags Array of open/close tags (e.g. '<p>', '</p>')
* that will be modified in place to be either an open tag, one or more close
* tags concatenated, or the empty string.
* @return {string} zero or more closed tags that close all elements that are
