[RELEASE] backport r22281 to trunk

git-svn-id: http://framework.zend.com/svn/framework/standard/trunk@22286 44c647ce-9c0f-0410-b52a-842ac1e357ba

library/Zend/Markup/Renderer/Html.php

@@ -106,6 +106,8 @@ class Zend_Markup_Renderer_Html extends Zend_Markup_Renderer_RendererAbstract
         }
         if (isset($options['useDefaultMarkups']) && ($options['useDefaultMarkups'] !== false)) {
             $this->_defineDefaultMarkups();
+        } elseif (!isset($options['useDefaultMarkups'])) {
+            $this->_defineDefaultMarkups();
         }
 
         parent::__construct($options);