diff --git a/core/lib/Drupal/Core/Plugin/PluginFormInterface.php b/core/lib/Drupal/Core/Plugin/PluginFormInterface.php
index e02dba6..fee05ec 100644
--- a/core/lib/Drupal/Core/Plugin/PluginFormInterface.php
+++ b/core/lib/Drupal/Core/Plugin/PluginFormInterface.php
@@ -47,11 +47,7 @@ public function buildConfigurationForm(array $form, FormStateInterface $form_sta
    *   An associative array containing the structure of the plugin form as built
    *   by static::buildConfigurationForm().
    * @param \Drupal\Core\Form\FormStateInterface $form_state
-   *   The current state of the complete form. The values submitted for the
-   *   plugin form can be retrieved through
-   *   @code
-   *   \Drupal\Component\Utility\NestedArray::getValue($form_state->getValues(), $form['#parents']);
-   *   @endcode
+   *   The current state of the complete form.
    */
   public function validateConfigurationForm(array &$form, FormStateInterface $form_state);
 
@@ -62,11 +58,7 @@ public function validateConfigurationForm(array &$form, FormStateInterface $form
    *   An associative array containing the structure of the plugin form as built
    *   by static::buildConfigurationForm().
    * @param \Drupal\Core\Form\FormStateInterface $form_state
-   *   The current state of the complete form. The values submitted for the
-   *   plugin form can be retrieved through
-   *   @code
-   *   \Drupal\Component\Utility\NestedArray::getValue($form_state->getValues(), $form['#parents']);
-   *   @endcode
+   *   The current state of the complete form.
    */
   public function submitConfigurationForm(array &$form, FormStateInterface $form_state);