Actualización

vendor/symfony/dependency-injection/Compiler/ResolvePrivatesPass.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\DependencyInjection\Compiler;
+
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+
+/**
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class ResolvePrivatesPass implements CompilerPassInterface
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function process(ContainerBuilder $container)
+    {
+        foreach ($container->getDefinitions() as $id => $definition) {
+            if ($definition->isPrivate()) {
+                $definition->setPublic(false);
+                $definition->setPrivate(true);
+            }
+        }
+
+        foreach ($container->getAliases() as $id => $alias) {
+            if ($alias->isPrivate()) {
+                $alias->setPublic(false);
+                $alias->setPrivate(true);
+            }
+        }
+    }
+}