TinyMCE: Use the correct syntax for allowing an embed element to be…

… a valid child of an `object` element.

Fixes a bug in TinyMCE when using its HTML5 schema definition.

props azaozz.
fixes #22790.
for the 3.5 branch.



git-svn-id: https://develop.svn.wordpress.org/branches/3.5@23146 602fd350-edb4-49c9-b593-d223f7449a82

wp-includes/js/tinymce/plugins/wordpress/editor_plugin_src.js

@@ -138,7 +138,7 @@
 			// Extend <object> and <embed> (#WP22790)
 			ed.onPreInit.add(function(ed) {
 				ed.schema.addValidElements('object[*],param[id|name|value|valuetype|type],embed[*]');
-				ed.schema.addValidChildren('object[*]');
+				ed.schema.addValidChildren('+object[embed]');
 			});
 
 			ed.onInit.add(function(ed) {