24 files declare their use of ConfigEntityBase in Zircon Profile 8

Action.php in core/modules/system/src/Entity/Action.php

Contains \Drupal\system\Entity\Action.

Block.php in core/modules/block/src/Entity/Block.php

Contains \Drupal\block\Entity\Block.

ConfigEntityBaseWithPluginCollections.php in core/tests/Drupal/Tests/Core/Config/Entity/Fixtures/ConfigEntityBaseWithPluginCollections.php

Contains \Drupal\Tests\Core\Config\Entity\Fixtures\ConfigEntityBaseWithPluginCollections.

ConfigTest.php in core/modules/config/tests/config_test/src/Entity/ConfigTest.php

Contains \Drupal\config_test\Entity\ConfigTest.

ConfigurableLanguage.php in core/modules/language/src/Entity/ConfigurableLanguage.php

Contains \Drupal\language\Entity\ConfigurableLanguage.

ContentLanguageSettings.php in core/modules/language/src/Entity/ContentLanguageSettings.php

Contains \Drupal\language\Entity\ContentLanguageSettings.

DateFormat.php in core/lib/Drupal/Core/Datetime/Entity/DateFormat.php

Contains \Drupal\Core\Datetime\Entity\DateFormat.

Editor.php in core/modules/editor/src/Entity/Editor.php

Contains \Drupal\editor\Entity\Editor.

EntityDisplayBase.php in core/lib/Drupal/Core/Entity/EntityDisplayBase.php

Contains \Drupal\Core\Entity\EntityDisplayBase.

EntityDisplayModeBase.php in core/lib/Drupal/Core/Entity/EntityDisplayModeBase.php

Contains \Drupal\Core\Entity\EntityDisplayModeBase.

FieldConfigBase.php in core/lib/Drupal/Core/Field/FieldConfigBase.php

Contains \Drupal\Core\Field\FieldConfigBase.

FieldStorageConfig.php in core/modules/field/src/Entity/FieldStorageConfig.php

Contains \Drupal\field\Entity\FieldStorageConfig.

FilterFormat.php in core/modules/filter/src/Entity/FilterFormat.php

Contains \Drupal\filter\Entity\FilterFormat.

ImageStyle.php in core/modules/image/src/Entity/ImageStyle.php

Contains \Drupal\image\Entity\ImageStyle.

Menu.php in core/modules/system/src/Entity/Menu.php

Contains \Drupal\system\Entity\Menu.

Migration.php in core/modules/migrate/src/Entity/Migration.php

Contains \Drupal\migrate\Entity\Migration.

RdfMapping.php in core/modules/rdf/src/Entity/RdfMapping.php

Contains \Drupal\rdf\Entity\RdfMapping.

ResponsiveImageStyle.php in core/modules/responsive_image/src/Entity/ResponsiveImageStyle.php

Contains \Drupal\responsive_image\Entity\ResponsiveImageStyle.

Role.php in core/modules/user/src/Entity/Role.php

Contains \Drupal\user\Entity\Role.

SearchPage.php in core/modules/search/src/Entity/SearchPage.php

Contains \Drupal\search\Entity\SearchPage.

TaxonomyMenu.php in modules/taxonomy_menu/src/Entity/TaxonomyMenu.php

Contains Drupal\taxonomy_menu\Entity\TaxonomyMenu.

TestConfigType.php in core/modules/system/tests/modules/module_installer_config_test/src/Entity/TestConfigType.php

Contains \Drupal\module_installer_config_test\Entity\TestConfigType.

Tour.php in core/modules/tour/src/Entity/Tour.php

Contains \Drupal\tour\Entity\Tour.

View.php in core/modules/views/src/Entity/View.php

Contains \Drupal\views\Entity\View.