/**
  * Clear the object cache for the currently edited item.
  */
 function edit_cache_clear($item, $op = 'edit')
 {
     ctools_include('object-cache');
     $name = $this->edit_cache_get_key($item, $op);
     return ctools_object_cache_clear('ctui_' . $this->plugin['name'], $name);
 }
 public function clear()
 {
     ctools_include('object-cache');
     unset($_SESSION[$this->obj][$this->key]);
     return ctools_object_cache_clear($this->obj, $this->key);
 }