[TASK] Remove unused UnexpectedSignalReturnValueTypeException

The exception became unused with removal of
signal/slot in v10.

Resolves: #102010
Releases: main
Change-Id: I81c944adcbe287db0e7f196de220328bba8fee0f
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/81175


Reviewed-by: Stefan Bürk <stefan@buerk.tech>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Oliver Klee <typo3-coding@oliverklee.de>
Reviewed-by: Oliver Klee <typo3-coding@oliverklee.de>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Stefan Bürk <stefan@buerk.tech>
Tested-by: core-ci <typo3@b13.com>

typo3/sysext/core/Classes/Database/Schema/Exception/UnexpectedSignalReturnValueTypeException.php

-<?php
-
-declare(strict_types=1);
-
-/*
- * This file is part of the TYPO3 CMS project.
- *
- * It is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License, either version 2
- * of the License, or any later version.
- *
- * For the full copyright and license information, please read the
- * LICENSE.txt file that was distributed with this source code.
- *
- * The TYPO3 project - inspiring people to share!
- */
-
-namespace TYPO3\CMS\Core\Database\Schema\Exception;
-
-/**
- * An exception thrown if the return value type of a signal is not the expected one.
- */
-class UnexpectedSignalReturnValueTypeException extends \Exception
-{
-}

typo3/sysext/core/Classes/Database/Schema/SchemaMigrator.php

@@ -27,7 +27,6 @@ use TYPO3\CMS\Core\Core\Bootstrap;
 use TYPO3\CMS\Core\Database\Connection;
 use TYPO3\CMS\Core\Database\ConnectionPool;
 use TYPO3\CMS\Core\Database\Schema\Exception\StatementException;
-use TYPO3\CMS\Core\Database\Schema\Exception\UnexpectedSignalReturnValueTypeException;
 use TYPO3\CMS\Core\Database\Schema\Parser\Parser;
 
 /**
@@ -56,7 +55,6 @@ class SchemaMigrator
      * @throws SchemaException
      * @throws \InvalidArgumentException
      * @throws \RuntimeException
-     * @throws UnexpectedSignalReturnValueTypeException
      * @throws StatementException
      */
     public function getUpdateSuggestions(array $statements, bool $remove = false): array
@@ -84,7 +82,6 @@ class SchemaMigrator
      * @throws SchemaException
      * @throws \InvalidArgumentException
      * @throws \RuntimeException
-     * @throws UnexpectedSignalReturnValueTypeException
      * @throws StatementException
      */
     public function getSchemaDiffs(array $statements): array
@@ -113,7 +110,6 @@ class SchemaMigrator
      * @throws DBALException
      * @throws SchemaException
      * @throws \InvalidArgumentException
-     * @throws UnexpectedSignalReturnValueTypeException
      * @throws StatementException
      * @throws \RuntimeException
      */
@@ -159,7 +155,6 @@ class SchemaMigrator
      * @throws SchemaException
      * @throws \InvalidArgumentException
      * @throws \RuntimeException
-     * @throws UnexpectedSignalReturnValueTypeException
      * @throws StatementException
      */
     public function install(array $statements, bool $createOnly = false): array
@@ -231,7 +226,6 @@ class SchemaMigrator
      * @throws \InvalidArgumentException
      * @throws \RuntimeException
      * @throws StatementException
-     * @throws UnexpectedSignalReturnValueTypeException
      */
     public function parseCreateTableStatements(array $statements): array
     {