default services conflit ?

old.vendor/doctrine/persistence/lib/Doctrine/Persistence/Proxy.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace Doctrine\Persistence;
+
+use function interface_exists;
+
+/**
+ * Interface for proxy classes.
+ */
+interface Proxy
+{
+    /**
+     * Marker for Proxy class names.
+     */
+    public const MARKER = '__CG__';
+
+    /**
+     * Length of the proxy marker.
+     */
+    public const MARKER_LENGTH = 6;
+
+    /**
+     * Initializes this proxy if its not yet initialized.
+     *
+     * Acts as a no-op if already initialized.
+     *
+     * @return void
+     */
+    public function __load();
+
+    /**
+     * Returns whether this proxy is initialized or not.
+     *
+     * @return bool
+     */
+    public function __isInitialized();
+}
+
+interface_exists(\Doctrine\Common\Persistence\Proxy::class);