diff --git a/core/modules/views/lib/Drupal/views/Plugin/views/BrokenHandlerTrait.php b/core/modules/views/lib/Drupal/views/Plugin/views/BrokenHandlerTrait.php
index 0b84c81..e1623f7 100644
--- a/core/modules/views/lib/Drupal/views/Plugin/views/BrokenHandlerTrait.php
+++ b/core/modules/views/lib/Drupal/views/Plugin/views/BrokenHandlerTrait.php
@@ -7,15 +7,15 @@
 
 namespace Drupal\views\Plugin\views;
 
-use Drupal\views\ResultRow;
-
 /**
  * A Trait for Views broken handlers.
  */
 trait BrokenHandlerTrait {
 
   /**
-   * {@inheritdoc}
+   * Returns this handlers name in the UI.
+   *
+   * @see \Drupal\views\Plugin\views\PluginBase::defineOptions().
    */
   public function adminLabel($short = FALSE) {
     $args = array(
@@ -25,28 +25,35 @@ public function adminLabel($short = FALSE) {
   }
 
   /**
-   * {@inheritdoc}
+   * The option definition for this handler.
+   *
+   * @see \Drupal\views\Plugin\views\PluginBase::defineOptions().
    */
   public function defineOptions() {
     return array();
   }
 
   /**
-   * {@inheritdoc}
+   * Ensure the main table for this handler is in the query. This is used
+   * a lot.
+   *
+   * @see \Drupal\views\Plugin\views\HandlerBase::ensureMyTable().
    */
   public function ensureMyTable() {
     // No table to ensure.
   }
 
   /**
-   * {@inheritdoc}
+   * Modify the views query.
    */
   public function query($group_by = FALSE) {
     /* No query to run */
   }
 
   /**
-   * {@inheritdoc}
+   * Provides a form to edit options for this plugin.
+   *
+   * @see \Drupal\views\Plugin\views\PluginBase::defineOptions().
    */
   public function buildOptionsForm(&$form, &$form_state) {
     if ($this->isOptional()) {
@@ -83,7 +90,11 @@ public function buildOptionsForm(&$form, &$form_state) {
   }
 
   /**
-   * {@inheritdoc}
+   * Determines if the handler is considered 'broken'.
+   *
+   * This means it's a placeholder used when a handler can't be found.
+   *
+   * @see \Drupal\views\Plugin\views\HandlerBase::broken().
    */
   public function broken() {
     return TRUE;