- comment_node_type_delete in core/
modules/ comment/ comment.module  - Implements hook_node_type_delete().
 - comment_uninstall in core/
modules/ comment/ comment.install  - Implements hook_uninstall().
 - EntityFieldQueryTestCase::testEntityFieldQuery in core/
modules/ entity/ tests/ entity_query.test  - Tests EntityFieldQuery.
 - entity_example_uninstall in modules/
examples/ entity_example/ entity_example.install  - Implements hook_uninstall().
 - field_test_delete_bundle in core/
modules/ field/ tests/ field_test/ field_test.entity.inc  - Deletes a bundle for test_entity objects.
 - file_type_delete in core/
modules/ file/ file.admin.inc  - Deletes a file type from the configuration.
 - node_type_delete in core/
modules/ node/ node.module  - Deletes a node type from the database.
 - TaxonomyVocabulary::delete in core/
modules/ taxonomy/ taxonomy_vocabulary.class.inc  - Deletes a taxonomy vocabulary.
 - taxonomy_uninstall in core/
modules/ taxonomy/ taxonomy.install  - Implements hook_uninstall().