diff --git a/library/smarty/libs/sysplugins/smarty_internal_parsetree_tag.php b/library/smarty/libs/sysplugins/smarty_internal_parsetree_tag.php
deleted file mode 100644
--- a/library/smarty/libs/sysplugins/smarty_internal_parsetree_tag.php
+++ /dev/null
@@ -1,62 +0,0 @@
-<?php
-/**
- * Smarty Internal Plugin Templateparser Parse Tree
- * These are classes to build parse tree in the template parser
- *
- * @package    Smarty
- * @subpackage Compiler
- * @author     Thue Kristensen
- * @author     Uwe Tews
- */
-
-/**
- * A complete smarty tag.
- *
- * @package    Smarty
- * @subpackage Compiler
- * @ignore
- */
-class Smarty_Internal_ParseTree_Tag extends Smarty_Internal_ParseTree {
-
-    /**
-     * Saved block nesting level
-     *
-     * @var int
-     */
-    public $saved_block_nesting;
-
-    /**
-     * Create parse tree buffer for Smarty tag
-     *
-     * @param object $parser parser object
-     * @param string $data content
-     */
-    public function __construct($parser, $data) {
-        $this->parser = $parser;
-        $this->data = $data;
-        $this->saved_block_nesting = $parser->block_nesting_level;
-    }
-
-    /**
-     * Return buffer content
-     *
-     * @return string content
-     */
-    public function to_smarty_php() {
-        return $this->data;
-    }
-
-    /**
-     * Return complied code that loads the evaluated output of buffer content into a temporary variable
-     *
-     * @return string template code
-     */
-    public function assign_to_var() {
-        $var = sprintf('$_tmp%d', ++Smarty_Internal_Templateparser::$prefix_number);
-        $tmp = $this->parser->compiler->appendCode('<?php ob_start();?>', $this->data);
-        $tmp = $this->parser->compiler->appendCode($tmp, "<?php {$var}=ob_get_clean();?>");
-        $this->parser->compiler->prefix_code[] = sprintf("%s", $tmp);
-
-        return $var;
-    }
-}