diff -u b/core/lib/Drupal/Component/Utility/Html.php b/core/lib/Drupal/Component/Utility/Html.php
--- b/core/lib/Drupal/Component/Utility/Html.php
+++ b/core/lib/Drupal/Component/Utility/Html.php
@@ -399,12 +399,12 @@
    * This method is the opposite of Html::escape().
    *
    * @param $text
-   *   The input text
+   *   The input text.
    *
    * @return string
    *   The text with all HTML entities decoded back to characters.
    */
-  public static function descape($text) {
+  public static function unescape($text) {
     return htmlspecialchars_decode($text, ENT_QUOTES | ENT_SUBSTITUTE);
   }
 
diff -u b/core/modules/views/src/Tests/FieldApiDataTest.php b/core/modules/views/src/Tests/FieldApiDataTest.php
--- b/core/modules/views/src/Tests/FieldApiDataTest.php
+++ b/core/modules/views/src/Tests/FieldApiDataTest.php
@@ -31,7 +31,7 @@
     );
     entity_create('field_config', $field)->save();
 
-    // Attach the same to a different bundle with a different label.
+    // Attach the same field to a different bundle with a different label.
     $this->drupalCreateContentType(['type' => 'article']);
     $field = FieldConfig::create([
       'field_name' => $field_names[0],
diff -u b/core/modules/views/views.api.php b/core/modules/views/views.api.php
--- b/core/modules/views/views.api.php
+++ b/core/modules/views/views.api.php
@@ -588,7 +588,7 @@
     'field field' => $field_name . '_target_id',
     'base' => $entity_type->getBaseTable(),
     'base field' => $entity_type->getKey('id'),
-    'label' => t('@field_name', array('@field_name' => $field_name)),
+    'label' => $field_name,
     'join_extra' => array(
       0 => array(
         'field' => 'deleted',
diff -u b/core/modules/views/views.views.inc b/core/modules/views/views.views.inc
--- b/core/modules/views/views.views.inc
+++ b/core/modules/views/views.views.inc
@@ -454,7 +454,7 @@
     if ($aliases) {
       $data[$table_alias][$field_alias]['aliases'] = $aliases;
       // Decode the entities, as they might have been escaped before.
-      $data[$table_alias][$field_alias]['help'] .= ' ' . t('Also known as: ') . Html::descape(implode(', ', $also_known));
+      $data[$table_alias][$field_alias]['help'] .= ' ' . t('Also known as: ') . Html::unescape(implode(', ', $also_known));
     }
 
     $keys = array_keys($field_columns);
@@ -556,7 +556,7 @@
       if ($aliases) {
         $data[$table_alias][$column_real_name]['aliases'] = $aliases;
         // Decode the entities, as they might have been escaped before.
-        $data[$table_alias][$column_real_name]['help'] .= ' ' . t('Also known as: ') . Html::descape(implode(', ', $also_known));
+        $data[$table_alias][$column_real_name]['help'] .= ' ' . t('Also known as: ') . Html::unescape(implode(', ', $also_known));
       }
 
       $data[$table_alias][$column_real_name]['argument'] = array(
diff -u b/core/tests/Drupal/Tests/Component/Utility/HtmlTest.php b/core/tests/Drupal/Tests/Component/Utility/HtmlTest.php
--- b/core/tests/Drupal/Tests/Component/Utility/HtmlTest.php
+++ b/core/tests/Drupal/Tests/Component/Utility/HtmlTest.php
@@ -311,21 +311,21 @@
   }
 
   /**
-   * Tests Html::descape().
+   * Tests Html::unescape().
    *
-   * @dataProvider providerDescape
-   * @covers ::descape
+   * @dataProvider providerUnescape
+   * @covers ::unescape
    */
-  public function testDescape($expected, $text) {
-    $this->assertEquals($expected, Html::descape($text));
+  public function testUnescape($expected, $text) {
+    $this->assertEquals($expected, Html::unescape($text));
   }
 
   /**
-   * Data provider for testDescape().
+   * Data provider for testUnescape().
    *
-   * @see testDescape()
+   * @see testUnescape()
    */
-  public function providerDescape() {
+  public function providerUnescape() {
     return [
       ['Drupal', 'Drupal'],
       ['<script>', '&lt;script&gt;'],
@@ -343,14 +343,14 @@
   }
 
   /**
-   * Ensure Html::descape() is the opposite of Html::escape().
+   * Ensure Html::unescape() is the opposite of Html::escape().
    *
-   * @covers ::descape
+   * @covers ::unescape
    * @covers ::escape
    */
-  public function testEscapeAndDescape() {
+  public function testEscapeAndUnescape() {
     $string = "<em>kittén&eacute;</em>";
-    $this->assertEquals($string, Html::descape(Html::escape($string)));
+    $this->assertEquals($string, Html::unescape(Html::escape($string)));
   }
 
 }