.../EntityResource/XmlEntityNormalizationQuirksTrait.php          | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/core/modules/rest/tests/src/Functional/EntityResource/XmlEntityNormalizationQuirksTrait.php b/core/modules/rest/tests/src/Functional/EntityResource/XmlEntityNormalizationQuirksTrait.php
index ca9ff74..2987fc7 100644
--- a/core/modules/rest/tests/src/Functional/EntityResource/XmlEntityNormalizationQuirksTrait.php
+++ b/core/modules/rest/tests/src/Functional/EntityResource/XmlEntityNormalizationQuirksTrait.php
@@ -53,10 +53,6 @@ protected function getExpectedNormalizedEntity() {
    * @see \Symfony\Component\Serializer\Encoder\XmlEncoder
    */
   protected function applyXmlFieldDecodingQuirks(array $normalization) {
-    if (!$this->entity instanceof FieldableEntityInterface) {
-      throw new \LogicException('This trait should only be used for fieldable entity types.');
-    }
-
     foreach ($this->entity->getFields(TRUE) as $field_name => $field) {
       // Not every field is accessible.
       if (!isset($normalization[$field_name])) {
@@ -119,10 +115,6 @@ protected function applyXmlFieldDecodingQuirks(array $normalization) {
    * @see \Symfony\Component\Serializer\Encoder\XmlEncoder
    */
   protected function applyXmlConfigEntityDecodingQuirks(array $normalization) {
-    if (!$this->entity instanceof ConfigEntityInterface) {
-      throw new \LogicException('This trait should only be used for config entity types.');
-    }
-
     $normalization = static::castToString($normalization);
 
     // When a single dependency is listed, it's not decoded into an array.