6 files declare their use of ConfigPagesType in Config Pages 8

ConfigPagesBlock.php in src/Plugin/Block/ConfigPagesBlock.php

ConfigPagesClearConfirmationForm.php in src/Form/ConfigPagesClearConfirmationForm.php

ConfigPagesController.php in src/Controller/ConfigPagesController.php

ConfigPagesForm.php in src/ConfigPagesForm.php

ConfigPagesRoutes.php in src/Routing/ConfigPagesRoutes.php

config_pages.module in ./config_pages.module

Module hooks.