The available contexts for this block and its visibility conditions. Type:

block_menu_delete(Menu $menu) Implements

public static BlockViewBuilder::lazyBuilder($entity_id, $view_mode)

protected BlockLibraryController::bui

The administrative label of the block. Type:

public Block::postSave(EntityStorageInterface $storage, $update = TRUE)

public Block::getVisibilityCondition($instance_id)