Site config object. Type:

public static ThemeSettingsForm::create(ContainerInterface

Requirement severity -- Requirement successfully met. File core/modules/system/src/SystemManager.php

protected DbUpdateController::selection(Request

public static RegionalForm::create(ContainerInterface $container)

The theme access checker service. Type:

An array of modules to uninstall. Type:

public EntityAutocompleteCon

public FileSystemForm::buildForm(array $form, FormStateInterface

System file controller. Hierarchy class \Drupal\Core\Controller\