renamed the ErrorHandler component to ErrorCatcher

Author: fabpot

Application.php

@@ -41,8 +41,8 @@
 use Symfony\Component\Console\Output\ConsoleOutputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
 use Symfony\Component\Console\Style\SymfonyStyle;
-use Symfony\Component\ErrorHandler\ErrorHandler;
-use Symfony\Component\ErrorHandler\Exception\FatalThrowableError;
+use Symfony\Component\ErrorCatcher\ErrorHandler;
+use Symfony\Component\ErrorCatcher\Exception\FatalThrowableError;
 use Symfony\Component\EventDispatcher\EventDispatcherInterface;
 use Symfony\Component\EventDispatcher\LegacyEventDispatcherProxy;