only in patch2:
unchanged:
--- a/modules/media_wysiwyg/js/media_wysiwyg.filter.js
+++ b/modules/media_wysiwyg/js/media_wysiwyg.filter.js
@@ -69,9 +69,6 @@
     replacePlaceholderWithToken: function(content) {
       Drupal.media.filter.ensure_tagmap();
 
-      // Rewrite the tagmap in case any of the macros have changed.
-      Drupal.settings.tagmap = {};
-
       // Wrap the content to be able to use replaceWith() and html().
       content = $('<div>').append(content);
       var media = $('.media-element', content);