Ticket #29815: 29815.patch

src/wp-admin/js/editor.js

@@ -76 +76 @@
 
                         DOM.removeClass( wrap_id, 'html-active' );
                         DOM.addClass( wrap_id, 'tmce-active' );
+                        DOM.setAttrib( txtarea_el, 'aria-hidden', true );
                         setUserSetting( 'editor', 'tinymce' );
 
                 } else if ( 'html' === mode ) {
@@ -112 +113 @@
 
                         DOM.removeClass( wrap_id, 'tmce-active' );
                         DOM.addClass( wrap_id, 'html-active' );
+                        DOM.setAttrib( txtarea_el, 'aria-hidden', false );
                         setUserSetting( 'editor', 'html' );
                 }
                 return false;