Ignore backwards compatibility code.

Author: sebastianbergmann

PHP/CodeCoverage/Report/HTML/Renderer/File.php

@@ -43,9 +43,11 @@
  * @since      File available since Release 1.1.0
  */
 
+// @codeCoverageIgnoreStart
 if (!defined('T_TRAIT')) {
     define('T_TRAIT', 1001);
 }
+// @codeCoverageIgnoreEnd
 
 /**
  * Renders a PHP_CodeCoverage_Report_Node_File node.