diff -u b/core/modules/taxonomy/src/Plugin/views/filter/TaxonomyIndexTid.php b/core/modules/taxonomy/src/Plugin/views/filter/TaxonomyIndexTid.php
--- b/core/modules/taxonomy/src/Plugin/views/filter/TaxonomyIndexTid.php
+++ b/core/modules/taxonomy/src/Plugin/views/filter/TaxonomyIndexTid.php
@@ -118,7 +118,7 @@
   }
 
   /**
-   *
+   * {@inheritdoc}
    */
   public function hasExtraOptions() {
     return TRUE;
@@ -132,7 +132,7 @@
   }
 
   /**
-   *
+   * {@inheritdoc}
    */
   protected function defineOptions() {
     $options = parent::defineOptions();
@@ -198,7 +198,7 @@
   }
 
   /**
-   *
+   * {@inheritdoc}
    */
   protected function valueForm(&$form, FormStateInterface $form_state) {
     $vocabularies = $this->vocabularyStorage->loadMultiple($this->options['vids']);
@@ -335,7 +335,7 @@
   }
 
   /**
-   *
+   * {@inheritdoc}
    */
   protected function valueValidate($form, FormStateInterface $form_state) {
     // We only validate if they've chosen the text field style.
@@ -353,7 +353,7 @@
   }
 
   /**
-   *
+   * {@inheritdoc}
    */
   public function acceptExposedInput($input) {
     if (empty($this->options['exposed'])) {
@@ -395,7 +395,7 @@
   }
 
   /**
-   *
+   * {@inheritdoc}
    */
   public function validateExposed(&$form, FormStateInterface $form_state) {
     if (empty($this->options['exposed'])) {
@@ -424,14 +424,14 @@
   }
 
   /**
-   *
+   * {@inheritdoc}
    */
   protected function valueSubmit($form, FormStateInterface $form_state) {
     // Prevent array_filter from messing up our arrays in parent submit.
   }
 
   /**
-   *
+   * {@inheritdoc}
    */
   public function buildExposeForm(&$form, FormStateInterface $form_state) {
     parent::buildExposeForm($form, $form_state);
@@ -446,7 +446,7 @@
   }
 
   /**
-   *
+   * {@inheritdoc}
    */
   public function adminSummary() {
     // Set up $this->valueOptions for the parent summary.
diff -u b/core/modules/taxonomy/taxonomy.post_update.php b/core/modules/taxonomy/taxonomy.post_update.php
--- b/core/modules/taxonomy/taxonomy.post_update.php
+++ b/core/modules/taxonomy/taxonomy.post_update.php
@@ -5,6 +5,7 @@
  * Post update functions for Taxonomy.
  */
 
+use Drupal\Core\Config\Entity\ConfigEntityUpdater;
 use Drupal\views\ViewEntityInterface;
 use Drupal\views\ViewsConfigUpdater;