Minor - Removing unused global variables

main/inc/lib/main_api.lib.php

@@ -966,7 +966,6 @@ function _api_format_user($user) {
  * @version 21 September 2004
  */
 function api_get_user_info($user_id = '') {    
-    global $tbl_user;
     if ($user_id == '') {
         return _api_format_user($GLOBALS['_user']);
     }
@@ -988,7 +987,6 @@ function api_get_user_info($user_id = '') {
  */
 function api_get_user_info_from_username($username = '') {
     if (empty($username)) { return false; }    
-    global $tbl_user;
     $sql = "SELECT * FROM ".Database :: get_main_table(TABLE_MAIN_USER)." WHERE username='".Database::escape_string($username)."'";
     $result = Database::query($sql);
     if (Database::num_rows($result) > 0) {