X-Git-Url: https://scripts.mit.edu/gitweb/autoinstalls/wordpress.git/blobdiff_plain/b22765f41bf0b2021b9beb9120ee0ac91fa89292..e3ff8f35458a959c1879c0a4976701ed8dcfe651:/wp-admin/menu-header.php

diff --git a/wp-admin/menu-header.php b/wp-admin/menu-header.php
index df7744db..31a35c77 100644
--- a/wp-admin/menu-header.php
+++ b/wp-admin/menu-header.php
@@ -234,9 +234,11 @@ function _wp_menu_output( $menu, $submenu, $submenu_as_parent = true ) {
 		echo "</li>";
 	}
 
-	echo '<li id="collapse-menu" class="hide-if-no-js"><div id="collapse-button"><div></div></div>';
-	echo '<span>' . esc_html__( 'Collapse menu' ) . '</span>';
-	echo '</li>';
+	echo '<li id="collapse-menu" class="hide-if-no-js">' .
+		'<button type="button" id="collapse-button" aria-label="' . esc_attr__( 'Collapse Main menu' ) . '" aria-expanded="true">' .
+		'<span class="collapse-button-icon" aria-hidden="true"></span>' .
+		'<span class="collapse-button-label">' . __( 'Collapse menu' ) . '</span>' .
+		'</button></li>';
 }
 
 ?>