Merge pull request #9535 from Joey3000/no_rand_seed

Remove PRNG seeding

core/Common.php

@@ -584,10 +584,6 @@ class Common
         $chars = $alphabet;
         $str   = '';
 
-        list($usec, $sec) = explode(" ", microtime());
-        $seed = ((float)$sec + (float)$usec) * 100000;
-        mt_srand((int) $seed);
-
         for ($i = 0; $i < $length; $i++) {
             $rand_key = mt_rand(0, strlen($chars) - 1);
             $str .= substr($chars, $rand_key, 1);