src/controller/class-launcher.php
public function uninstallation() {

		$this->model->delete_post_meta();
		$this->model->delete_options();
		$this->model->remove_tables();
	}
public function uninstallation() {

		$this->model->delete_post_meta();
		$this->model->delete_options();
		$this->model->remove_tables();
	}
Module uninstallation hook. Executed when module is uninstalled.