Merge branch '4.0'

* 4.0:
  [Intl] Fixed the broken link
  Fix typo
  Fix typo
  Fixed issue #25985
  Don't show wanna-be-private services as public in debug:container
  [Routing] Fix trailing slash redirection for non-safe verbs
  [DI] Fix tracking of source class changes for lazy-proxies
  Proxy class names should be deterministic and independent of spl_object_hash() which is somewhat random
  [Debug] Fix bad registration of exception handler, leading to mem leak
  [Form] Fixed empty data on expanded ChoiceType and FileType
  collect extension information as late as possible

Author: Robin Chalas

Dumper/PhpDumper.php

@@ -399,6 +399,8 @@ private function generateProxyClasses()
             if (!$proxyDumper->isProxyCandidate($definition)) {
                 continue;
             }
+            // register class' reflector for resource tracking
+            $this->container->getReflectionClass($definition->getClass());
             $proxyCode = "\n".$proxyDumper->getProxyCode($definition);
             if ($strip) {
                 $proxyCode = "<?php\n".$proxyCode;
@@ -970,10 +972,10 @@ protected function load(\$file, \$lazyLoad = true)
             }
             $code .= <<<EOF
 
-protected function createProxy(\$class, \Closure \$factory)
-{
-    {$proxyLoader}return \$factory();
-}
+    protected function createProxy(\$class, \Closure \$factory)
+    {
+        {$proxyLoader}return \$factory();
+    }
 
 EOF;
             break;