MDL-32323 fix PHPUNIT_UTIL constant usage

admin/tool/phpunit/cli/util.php

@@ -83,6 +83,7 @@ if ($options['run']) {
     foreach ($_SERVER['argv'] as $k=>$v) {
         if (strpos($v, '--run') === 0 or strpos($v, '--phpunitdir') === 0) {
             unset($_SERVER['argv'][$k]);
+            $_SERVER['argc'] = $_SERVER['argc'] - 1;
         }
     }
     $_SERVER['argv'] = array_values($_SERVER['argv']);

lib/phpunit/bootstraplib.php

@@ -58,7 +58,7 @@ function phpunit_bootstrap_error($errorcode, $text = '') {
             $text = 'Unknown error '.$errorcode.$text;
             break;
     }
-    if (PHPUNIT_UTIL) {
+    if (defined('PHPUNIT_UTIL') and PHPUNIT_UTIL) {
         // do not write to error stream because we need the error message in PHP exec from web ui
         echo($text."\n");
     } else {