29 files declare their use of FieldTypePluginManagerInterface in Drupal 9

EntityComment.php in core/modules/comment/src/Plugin/migrate/destination/EntityComment.php

EntityContentBase.php in core/modules/migrate/src/Plugin/migrate/destination/EntityContentBase.php

EntityContentBaseTest.php in core/modules/migrate/tests/src/Unit/Plugin/migrate/destination/EntityContentBaseTest.php

Contains \Drupal\Tests\migrate\Unit\Plugin\migrate\destination\EntityContentBaseTest.

EntityDenormalizerBase.php in core/modules/jsonapi/src/Normalizer/EntityDenormalizerBase.php

EntityDisplayFormBase.php in core/modules/field_ui/src/Form/EntityDisplayFormBase.php

EntityField.php in core/modules/views/src/Plugin/views/field/EntityField.php

EntityFieldManagerTest.php in core/tests/Drupal/Tests/Core/Entity/EntityFieldManagerTest.php

Contains \Drupal\Tests\Core\Entity\EntityFieldManagerTest.

EntityFormDisplayAccessControlHandlerTest.php in core/tests/Drupal/Tests/Core/Entity/Access/EntityFormDisplayAccessControlHandlerTest.php

EntityRevision.php in core/modules/migrate/src/Plugin/migrate/destination/EntityRevision.php

EntityRevisionTest.php in core/modules/migrate/tests/src/Unit/Plugin/migrate/destination/EntityRevisionTest.php

EntityUser.php in core/modules/user/src/Plugin/migrate/destination/EntityUser.php

FieldBlockDeriver.php in core/modules/layout_builder/src/Plugin/Derivative/FieldBlockDeriver.php

FieldConfigListBuilder.php in core/modules/field_ui/src/FieldConfigListBuilder.php

FieldConfigStorage.php in core/modules/field/src/FieldConfigStorage.php

FieldDefinitionTest.php in core/tests/Drupal/Tests/Core/Entity/FieldDefinitionTest.php

FieldItemDeriver.php in core/lib/Drupal/Core/Field/Plugin/DataType/Deriver/FieldItemDeriver.php

FieldItemListTest.php in core/tests/Drupal/Tests/Core/Field/FieldItemListTest.php

FieldLayoutEntityFormDisplayEditForm.php in core/modules/field_layout/src/Form/FieldLayoutEntityFormDisplayEditForm.php

FieldLayoutEntityViewDisplayEditForm.php in core/modules/field_layout/src/Form/FieldLayoutEntityViewDisplayEditForm.php

FieldStorageAddForm.php in core/modules/field_ui/src/Form/FieldStorageAddForm.php

FieldStorageConfigEntityUnitTest.php in core/modules/field/tests/src/Unit/FieldStorageConfigEntityUnitTest.php

Contains \Drupal\Tests\field\Unit\FieldStorageConfigEntityUnitTest.

FieldStorageConfigListBuilder.php in core/modules/field_ui/src/FieldStorageConfigListBuilder.php

FieldStorageConfigStorage.php in core/modules/field/src/FieldStorageConfigStorage.php

FieldTranslationSynchronizer.php in core/modules/content_translation/src/FieldTranslationSynchronizer.php

FieldUninstallValidator.php in core/modules/field/src/FieldUninstallValidator.php

Image.php in core/modules/media/src/Plugin/media/Source/Image.php

MediaSourceBase.php in core/modules/media/src/MediaSourceBase.php

OEmbed.php in core/modules/media/src/Plugin/media/Source/OEmbed.php

ResourceIdentifierNormalizerTest.php in core/modules/jsonapi/tests/src/Unit/Normalizer/ResourceIdentifierNormalizerTest.php