Zend_Pdf: [ZF-6926] related commit.

git-svn-id: http://framework.zend.com/svn/framework/standard/trunk@17303 44c647ce-9c0f-0410-b52a-842ac1e357ba

library/Zend/Pdf/ElementFactory.php

@@ -350,7 +350,7 @@ class Zend_Pdf_ElementFactory implements Zend_Pdf_ElementFactory_Interface
         }
 
         $this->_modifiedObjects[$obj->getObjNum()] = $obj;
-        $this-> _removedObjects->attach($obj);
+        $this->_removedObjects->attach($obj);
     }