remove obsolete file

Serializer/AbstractSerializationVisitor.php

@@ -1,37 +0,0 @@
-<?php
-
-/*
- * Copyright 2011 Johannes M. Schmitt <schmittjoh@gmail.com>
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-namespace JMS\SerializerBundle\Serializer;
-
-/**
- * Abstract Serialization Visitor.
- *
- * @author Johannes M. Schmitt <schmittjoh@gmail.com>
- */
-abstract class AbstractSerializationVisitor extends AbstractVisitor
-{
-    public function visitUsingCustomHandler($data, $type, &$visited)
-    {
-        foreach ($this->customHandlers as $handler) {
-            $rs = $handler->serialize($this, $data, $type, $visited);
-            if ($visited) {
-                return $rs;
-            }
-        }
-    }
-}