Ticket #24756: 24756-2.patch

wp-includes/js/autosave.js

@@ -520 +520 @@
         init: function( settings ) {
                 var self = this;
 
-                // Run only on the Add/Edit Post screens and in browsers that have sessionStorage
-                if ( 'post' != window.pagenow || ! this.checkStorage() )
+                // Run only on the Add/Edit Post/Page screens and in browsers that have sessionStorage
+                if ( ( 'post' != window.pagenow && 'page' != window.pagenow ) || ! this.checkStorage() )
                         return;
                 // editor.js has to be loaded before autosave.js
                 if ( typeof switchEditors == 'undefined' )