Drop \Serializable

Author: renanbr

CHANGELOG.md

@@ -8,6 +8,7 @@ CHANGELOG
    option is set to `single_text`
  * added `block_prefix` option to `BaseType`.
  * added `help_html` option to display the `help` text as HTML.
+ * `FormError` doesn't implement `Serializable` anymore
  * added `label_translation_parameters`, `attr_translation_parameters`, `help_translation_parameters` options 
    to `FormType` to pass translation parameters to form labels, attributes (`placeholder` and `title`) and help text respectively.
    The passed parameters will replace placeholders in translation messages.
@@ -32,7 +33,6 @@ CHANGELOG
    }
    ```
 
-
 4.2.0
 -----
 

FormError.php

@@ -18,7 +18,7 @@
  *
  * @author Bernhard Schussek <[email protected]>
  */
-class FormError implements \Serializable
+class FormError
 {
     protected $messageTemplate;
     protected $messageParameters;
@@ -133,26 +133,4 @@ public function getOrigin()
     {
         return $this->origin;
     }
-
-    /**
-     * @internal
-     */
-    public function serialize()
-    {
-        return serialize([
-            $this->message,
-            $this->messageTemplate,
-            $this->messageParameters,
-            $this->messagePluralization,
-            $this->cause,
-        ]);
-    }
-
-    /**
-     * @internal
-     */
-    public function unserialize($serialized)
-    {
-        list($this->message, $this->messageTemplate, $this->messageParameters, $this->messagePluralization, $this->cause) = unserialize($serialized, ['allowed_classes' => false]);
-    }
 }

Tests/Extension/DataCollector/FormDataCollectorTest.php

@@ -448,7 +448,7 @@ public function testSerializeWithFormAddedMultipleTimes()
         $this->dataCollector->collectViewVariables($form2View);
         $this->dataCollector->buildFinalFormTree($form2, $form2View);
 
-        $this->dataCollector->serialize();
+        serialize($this->dataCollector);
     }
 
     public function testFinalFormReliesOnFormViewStructure()