diff --git a/core/lib/Drupal/Core/Config/Schema/Element.php b/core/lib/Drupal/Core/Config/Schema/Element.php
index 4993de8..0bd390c 100644
--- a/core/lib/Drupal/Core/Config/Schema/Element.php
+++ b/core/lib/Drupal/Core/Config/Schema/Element.php
@@ -23,13 +23,6 @@
   protected $typedConfig;
 
   /**
-   * The configuration value.
-   *
-   * @var mixed
-   */
-  protected $value;
-
-  /**
    * Create typed config object.
    */
   protected function parseElement($key, $data, $definition) {
diff --git a/core/lib/Drupal/Core/TypedData/Plugin/DataType/Any.php b/core/lib/Drupal/Core/TypedData/Plugin/DataType/Any.php
index e53b3ae..eea3ab3 100644
--- a/core/lib/Drupal/Core/TypedData/Plugin/DataType/Any.php
+++ b/core/lib/Drupal/Core/TypedData/Plugin/DataType/Any.php
@@ -21,12 +21,4 @@
  *   label = @Translation("Any data")
  * )
  */
-class Any extends TypedData {
-
-  /**
-   * The data value.
-   *
-   * @var mixed
-   */
-  protected $value;
-}
+class Any extends TypedData {}
diff --git a/core/lib/Drupal/Core/TypedData/Plugin/DataType/Timestamp.php b/core/lib/Drupal/Core/TypedData/Plugin/DataType/Timestamp.php
index 800344b..6972635 100644
--- a/core/lib/Drupal/Core/TypedData/Plugin/DataType/Timestamp.php
+++ b/core/lib/Drupal/Core/TypedData/Plugin/DataType/Timestamp.php
@@ -21,13 +21,6 @@
 class Timestamp extends Integer implements DateTimeInterface {
 
   /**
-   * The data value as a UNIX timestamp.
-   *
-   * @var integer
-   */
-  protected $value;
-
-  /**
    * {@inheritdoc}
    */
   public function getDateTime() {
diff --git a/core/lib/Drupal/Core/TypedData/PrimitiveBase.php b/core/lib/Drupal/Core/TypedData/PrimitiveBase.php
index dae6dbe..8a79829 100644
--- a/core/lib/Drupal/Core/TypedData/PrimitiveBase.php
+++ b/core/lib/Drupal/Core/TypedData/PrimitiveBase.php
@@ -13,13 +13,6 @@
 abstract class PrimitiveBase extends TypedData implements PrimitiveInterface {
 
   /**
-   * The data value.
-   *
-   * @var mixed
-   */
-  protected $value;
-
-  /**
    * {@inheritdoc}
    */
   public function getValue() {