diff -u b/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldInterface.php b/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldInterface.php
--- b/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldInterface.php
+++ b/core/modules/migrate_drupal/src/Plugin/MigrateCckFieldInterface.php
@@ -2,7 +2,6 @@
 
 namespace Drupal\migrate_drupal\Plugin;
 
-use Drupal\migrate\Plugin\MigrationInterface;
 
 /**
  * Provides an interface for all field type plugins.
diff -u b/core/modules/migrate_drupal/src/Plugin/migrate/cckfield/CckFieldPluginBase.php b/core/modules/migrate_drupal/src/Plugin/migrate/cckfield/CckFieldPluginBase.php
--- b/core/modules/migrate_drupal/src/Plugin/migrate/cckfield/CckFieldPluginBase.php
+++ b/core/modules/migrate_drupal/src/Plugin/migrate/cckfield/CckFieldPluginBase.php
@@ -2,7 +2,6 @@
 
 namespace Drupal\migrate_drupal\Plugin\migrate\field;
 
-use Drupal\migrate\Plugin\MigrationInterface;
 use Drupal\views\Plugin\views\field\FieldPluginBase;
 
 /**