symfony
diff --git a/‎src/Symfony/Component/HttpFoundation/Request.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/HttpFoundation/Request.php
+18-2Lines changed: 18 additions & 2 deletions b/‎src/Symfony/Component/HttpFoundation/Request.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/HttpFoundation/Request.php
+18-2Lines changed: 18 additions & 2 deletions
@@ -672,8 +672,24 @@ public static function setTrustedHeaderName($key, $value)
     {
         @trigger_error(sprintf('The "%s()" method is deprecated since version 3.3 and will be removed in 4.0. Use the $trustedHeaderSet argument of the Request::setTrustedProxies() method instead.', __METHOD__), E_USER_DEPRECATED);
 
-        if (!array_key_exists($key, self::$trustedHeaders)) {
-            throw new \InvalidArgumentException(sprintf('Unable to set the trusted header name for key "%s".', $key));
+        switch ($key) {
+            case 'forwared':
+                $key = self::HEADER_FORWARDED;
+                break;
+            case 'client_ip':
+                $key = self::HEADER_CLIENT_IP;
+                break;
+            case 'client_host':
+                $key = self::HEADER_CLIENT_HOST;
+                break;
+            case 'client_proto':
+                $key = self::HEADER_CLIENT_PROTO;
+                break;
+            case 'client_port':
+                $key = self::HEADER_CLIENT_PORT;
+                break;
+            default:
+                throw new \InvalidArgumentException(sprintf('Unable to set the trusted header name for key "%s".', $key));
         }
 
         self::$trustedHeaders[$key] = $value;