use Drupal\Component\Plugin\CategorizingPluginManagerInterface;
use Drupal\Core\Plugin\Context\ContextAwarePluginManagerInterface;
+use Drupal\Core\Plugin\FilteredPluginManagerInterface;
/**
* Provides an interface for the discovery and instantiation of block plugins.
*/
-interface BlockManagerInterface extends ContextAwarePluginManagerInterface, CategorizingPluginManagerInterface {
+interface BlockManagerInterface extends ContextAwarePluginManagerInterface, CategorizingPluginManagerInterface, FilteredPluginManagerInterface {
}