Fixes more deprecation notices as per @stof review.

Author: Hugo Hamon

Util/InheritDataAwareIterator.php

@@ -25,10 +25,4 @@
  */
 class InheritDataAwareIterator extends VirtualFormAwareIterator
 {
-    public function __construct(\Traversable $iterator)
-    {
-        // Do not trigger deprecation notice in parent construct method
-        // when using this class instead of the deprecated parent one.
-        parent::__construct($iterator, false);
-    }
 }

Util/VirtualFormAwareIterator.php

@@ -25,15 +25,15 @@
  */
 class VirtualFormAwareIterator extends \IteratorIterator implements \RecursiveIterator
 {
-    public function __construct(\Traversable $iterator, $triggerDeprecationNotice = true)
+    public function __construct(\Traversable $iterator)
     {
-        /**
+        /*
          * Prevent to trigger deprecation notice when already using the
          * InheritDataAwareIterator class that extends this deprecated one.
          * The {@link Symfony\Component\Form\Util\InheritDataAwareIterator::__construct} method
          * forces this argument to false.
          */
-        if ($triggerDeprecationNotice) {
+        if (__CLASS__ === get_class($this)) {
             trigger_error('The '.__CLASS__.' class is deprecated since version 2.3 and will be removed in 3.0. Use the Symfony\Component\Form\Util\InheritDataAwareIterator class instead.', E_USER_DEPRECATED);
         }