[HttpFoundation] maked a test as being for deprecated feature

Author: fabpot

Tests/Session/Flash/FlashBagTest.php

@@ -135,8 +135,10 @@ public function testPeekAll()
     /**
      * @covers Symfony\Component\HttpFoundation\Session\Flash\FlashBag::getIterator
      */
-    public function testGetIterator()
+    public function testLegacyGetIterator()
     {
+        $this->iniSet('error_reporting', -1 & ~E_USER_DEPRECATED);
+
         $flashes = array('hello' => 'world', 'beep' => 'boop', 'notice' => 'nope');
         foreach ($flashes as $key => $val) {
             $this->bag->set($key, $val);