8 calls to field_delete_instance()

BulkDeleteTest::testDeleteFieldInstance in drupal/core/modules/field/lib/Drupal/field/Tests/BulkDeleteTest.php
Verify that deleting an instance leaves the field data items in the database and that the appropriate Field API functions can operate on the deleted data and instance.
BulkDeleteTest::testPurgeField in drupal/core/modules/field/lib/Drupal/field/Tests/BulkDeleteTest.php
Verify that fields are preserved and purged correctly as multiple instances are deleted and purged.
BulkDeleteTest::testPurgeInstance in drupal/core/modules/field/lib/Drupal/field/Tests/BulkDeleteTest.php
Verify that field data items and instances are purged when an instance is deleted.
CommentFieldsTest::testCommentDefaultFields in drupal/core/modules/comment/lib/Drupal/comment/Tests/CommentFieldsTest.php
Tests that the default 'comment_body' field is correctly added.
FieldInstanceCrudTest::testDeleteFieldInstance in drupal/core/modules/field/lib/Drupal/field/Tests/FieldInstanceCrudTest.php
Test the deletion of a field instance.
field_entity_bundle_delete in drupal/core/modules/field/field.attach.inc
Implements hook_entity_bundle_delete().
ManageDisplayTest::testNoFieldsDisplayOverview in drupal/core/modules/field_ui/lib/Drupal/field_ui/Tests/ManageDisplayTest.php
Tests that a message is shown when there are no fields.
node_access_test_language_disable in drupal/core/modules/node/tests/modules/node_access_test_language/node_access_test_language.module
Implements hook_disable().