Drupal - Removing tabs

tabs-removal.php

function themename_preprocess_page(&$vars) {
  //dsm($variables['tabs']);
  themename_removetab('TABNAME', $vars);
}
/* remove a primary tab */
function themename_removetab($label, &$vars) {
  $i = 0;
  if (is_array($vars['tabs']['#primary'])) {
    foreach ($vars['tabs']['#primary'] as $primary_tab) {
      if ($primary_tab['#link']['title'] == $label) {
        unset($vars['tabs']['#primary'][$i]);
        //dsm($vars['tabs']['#primary']);
        break;
      }
      ++$i;
    }
  }
}