diff --git a/core/modules/options/lib/Drupal/options/Plugin/Field/FieldType/ListBooleanItem.php b/core/modules/options/lib/Drupal/options/Plugin/Field/FieldType/ListBooleanItem.php
index 558a103..b283d7f 100644
--- a/core/modules/options/lib/Drupal/options/Plugin/Field/FieldType/ListBooleanItem.php
+++ b/core/modules/options/lib/Drupal/options/Plugin/Field/FieldType/ListBooleanItem.php
@@ -29,13 +29,6 @@
 class ListBooleanItem extends ListItemBase {
 
   /**
-   * Definitions of the contained properties.
-   *
-   * @var array
-   */
-  static $propertyDefinitions;
-
-  /**
    * {@inheritdoc}
    */
   public static function schema(FieldDefinitionInterface $field_definition) {
@@ -52,12 +45,11 @@ public static function schema(FieldDefinitionInterface $field_definition) {
   /**
    * {@inheritdoc}
    */
-  public function getPropertyDefinitions() {
-    if (!isset(static::$propertyDefinitions)) {
-      static::$propertyDefinitions['value'] = DataDefinition::create('boolean')
-        ->setLabel(t('Boolean value'));
-    }
-    return static::$propertyDefinitions;
+  public static function propertyDefinitions(FieldDefinitionInterface $field_definition) {
+    $properties['value'] = DataDefinition::create('boolean')
+      ->setLabel(t('Boolean value'));
+
+    return $properties;
   }
 
 }
diff --git a/core/modules/options/lib/Drupal/options/Plugin/Field/FieldType/ListFloatItem.php b/core/modules/options/lib/Drupal/options/Plugin/Field/FieldType/ListFloatItem.php
index f8d0adb..cfd9251 100644
--- a/core/modules/options/lib/Drupal/options/Plugin/Field/FieldType/ListFloatItem.php
+++ b/core/modules/options/lib/Drupal/options/Plugin/Field/FieldType/ListFloatItem.php
@@ -29,13 +29,6 @@
 class ListFloatItem extends ListItemBase {
 
   /**
-   * Definitions of the contained properties.
-   *
-   * @var array
-   */
-  static $propertyDefinitions;
-
-  /**
    * {@inheritdoc}
    */
   public static function schema(FieldDefinitionInterface $field_definition) {
@@ -52,12 +45,11 @@ public static function schema(FieldDefinitionInterface $field_definition) {
   /**
    * {@inheritdoc}
    */
-  public function getPropertyDefinitions() {
-    if (!isset(static::$propertyDefinitions)) {
-      static::$propertyDefinitions['value'] = DataDefinition::create('float')
-        ->setLabel(t('Float value'));
-    }
-    return static::$propertyDefinitions;
+  public static function propertyDefinitions(FieldDefinitionInterface $field_definition) {
+    $properties['value'] = DataDefinition::create('float')
+      ->setLabel(t('Float value'));
+
+    return $properties;
   }
 
 }
diff --git a/core/modules/options/lib/Drupal/options/Plugin/Field/FieldType/ListIntegerItem.php b/core/modules/options/lib/Drupal/options/Plugin/Field/FieldType/ListIntegerItem.php
index 9c6e7d7..ea28a94 100644
--- a/core/modules/options/lib/Drupal/options/Plugin/Field/FieldType/ListIntegerItem.php
+++ b/core/modules/options/lib/Drupal/options/Plugin/Field/FieldType/ListIntegerItem.php
@@ -29,13 +29,6 @@
 class ListIntegerItem extends ListItemBase {
 
   /**
-   * Definitions of the contained properties.
-   *
-   * @var array
-   */
-  static $propertyDefinitions;
-
-  /**
    * {@inheritdoc}
    */
   public static function schema(FieldDefinitionInterface $field_definition) {
@@ -52,12 +45,11 @@ public static function schema(FieldDefinitionInterface $field_definition) {
   /**
    * {@inheritdoc}
    */
-  public function getPropertyDefinitions() {
-    if (!isset(static::$propertyDefinitions)) {
-      static::$propertyDefinitions['value'] = DataDefinition::create('integer')
-        ->setLabel(t('Integer value'));
-    }
-    return static::$propertyDefinitions;
+  public static function propertyDefinitions(FieldDefinitionInterface $field_definition) {
+    $properties['value'] = DataDefinition::create('integer')
+      ->setLabel(t('Integer value'));
+
+    return $properties;
   }
 
 }
diff --git a/core/modules/options/lib/Drupal/options/Plugin/Field/FieldType/ListTextItem.php b/core/modules/options/lib/Drupal/options/Plugin/Field/FieldType/ListTextItem.php
index 1e27eac..11757d2 100644
--- a/core/modules/options/lib/Drupal/options/Plugin/Field/FieldType/ListTextItem.php
+++ b/core/modules/options/lib/Drupal/options/Plugin/Field/FieldType/ListTextItem.php
@@ -29,13 +29,6 @@
 class ListTextItem extends ListItemBase {
 
   /**
-   * Definitions of the contained properties.
-   *
-   * @var array
-   */
-  static $propertyDefinitions;
-
-  /**
    * {@inheritdoc}
    */
   public static function schema(FieldDefinitionInterface $field_definition) {
@@ -53,13 +46,13 @@ public static function schema(FieldDefinitionInterface $field_definition) {
   /**
    * {@inheritdoc}
    */
-  public function getPropertyDefinitions() {
-    if (!isset(static::$propertyDefinitions)) {
-      $constraints = array('Length' => array('max' => 255));
-      static::$propertyDefinitions['value'] = DataDefinition::create('string')
-        ->setLabel(t('Text value'))
-        ->setConstraints($constraints);
-   }
-    return static::$propertyDefinitions;
+  public static function propertyDefinitions(FieldDefinitionInterface $field_definition) {
+    $constraints = array('Length' => array('max' => 255));
+    $properties['value'] = DataDefinition::create('string')
+      ->setLabel(t('Text value'))
+      ->setConstraints($constraints);
+
+    return $properties;
   }
+
 }