LLMS_Add_On::uninstall()
Method: Verifies the add-on can be uninstalled, and performs the uninstall (permanently deleting its files)
Source: includes/models/model.llms.add-on.php:461
LLMS_Add_On::uninstall_real()
Method: Actually performs the uninstall
Source: includes/models/model.llms.add-on.php:486
LLMS_Form_Templates::create_reusable_block()
Method: Create a wp_block (resuable block) post for a given field id
Source: includes/forms/class-llms-form-templates.php:70