aria-atomic has no default (#1894)

Author: annevk

index.html

@@ -5982,7 +5982,7 @@ <h4>Plain HTML or Polyfill DOM Result of the MathML Quadratic Formula</h4>
  &lt;p>If you find any variations in results, please let us know!&lt;/p>
 &lt;/div>
 &lt;p>...&lt;/p>
-</pre>
+</pre>
 <p>In cases where an element with role <rref>note</rref> has been determined to need a programmatic association with the content it supplements, authors can use one of the following mechanisms to associate the elements:</p>
 <ul>
 <li>If the <code>note</code> contains structured or interactive content (for example, a link, button, list, table, etc.) use <pref>aria-details</pref>.</li>
@@ -5994,7 +5994,7 @@ <h4>Plain HTML or Polyfill DOM Result of the MathML Quadratic Formula</h4>
 &lt;button aria-details="info-note">Get Started&lt;/button>
 ...
 &lt;div role="note" id="info-note">
- &lt;p>Need more information before you get started?&lt;/p> 
+ &lt;p>Need more information before you get started?&lt;/p>
  &lt;p>Visit our &lt;a href="...">product description page&lt;/a> to get all the information you need.&lt;/p>
 &lt;/div>
 </pre>
@@ -10584,7 +10584,7 @@ <h2>Definitions of States and Properties (all aria-* attributes)</h2>
 </thead>
 <tbody>
 <tr>
-<th class="value-name" scope="row"><strong class="default">false (default)</strong></th>
+<th class="value-name" scope="row">false</th>
 <td class="value-description">Assistive technologies will present only the changed node or nodes.</td>
 </tr>
 <tr>