SS 4.0 - Remove MessageHandler Solr integration

code/solr/reindex/handlers/SolrReindexMessageHandler.php

@@ -1,44 +0,0 @@
-<?php
-namespace SilverStripe\FullTextSearch\Solr\Reindex\Handlers;
-use Psr\Log\LoggerInterface;
-
-if (!class_exists('MessageQueue')) {
-    return;
-}
-
-class SolrReindexMessageHandler extends SolrReindexImmediateHandler
-{
-    /**
-     * The MessageQueue to use when processing updates
-     * @config
-     * @var string
-     */
-    private static $reindex_queue = "search_indexing";
-
-    public function triggerReindex(LoggerInterface $logger, $batchSize, $taskName, $classes = null)
-    {
-        $queue = Config::inst()->get(__CLASS__, 'reindex_queue');
-
-        $logger->info('Queuing message');
-        MessageQueue::send(
-            $queue,
-            new MethodInvocationMessage('SolrReindexMessageHandler', 'run_reindex', $batchSize, $taskName, $classes)
-        );
-    }
-
-    /**
-     * Entry point for message queue
-     *
-     * @param int $batchSize
-     * @param string $taskName
-     * @param array|string|null $classes
-     */
-    public static function run_reindex($batchSize, $taskName, $classes = null)
-    {
-        // @todo Logger for message queue?
-        $logger = Injector::inst()->createWithArgs('Monolog\Logger', array(strtolower(get_class())));
-        
-        $inst = Injector::inst()->get(get_class());
-        $inst->runReindex($logger, $batchSize, $taskName, $classes);
-    }
-}