GoogleCode: Make headings for the issue title, description and comments, similar to what was done for Bugzilla.

Author: jcsteh

GoogleCodeA11yFixes.user.js

@@ -5,7 +5,7 @@
 // @author James Teh <jamie@nvaccess.org>
 // @copyright 2014 James Teh
 // @license GNU General Public License version 2.0
-// @version 0.20140214.01
+// @version 2014.1
 // @include https://code.google.com/p/*/issues/*
 // ==/UserScript==
 
@@ -15,6 +15,25 @@ function fixStar(node) {
 		(node.src.indexOf("star_on.gif") == -1) ? "false" : "true");
 }
 
+function makeHeading(elem, level) {
+	elem.setAttribute("role", "heading");
+	elem.setAttribute("aria-level", level);
+}
+
+function makeHeadings() {
+	// Title.
+	var elem = document.querySelector("#issueheader span.h3");
+	makeHeading(elem, 1);
+
+	// Description and comments.
+	for (elem of document.getElementsByClassName("author"))
+		makeHeading(elem, 2);
+
+	// Make changes heading.
+	var elem = document.querySelector("#makechanges div.h4");
+	makeHeading(elem, 2);
+}
+
 var observer = new MutationObserver(function(mutations) {
 	mutations.forEach(function(mutation) {
 		try {
@@ -30,4 +49,6 @@ var observer = new MutationObserver(function(mutations) {
 });
 observer.observe(document, {attributes: true,
 	subtree: true, attributeFilter: ["src"]});
+
 fixStar(document.getElementById("star"));
+makeHeadings();