Expanded class hierarchy of ThemeRegistry in Zircon Profile 8
- class \Drupal\Core\Cache\CacheCollector implements CacheCollectorInterface, DestructableInterface
- class \Drupal\Core\Asset\LibraryDiscoveryCollector
- class \Drupal\Core\Menu\MenuActiveTrail implements MenuActiveTrailInterface
- class \Drupal\Core\Path\AliasWhitelist implements AliasWhitelistInterface
- class \Drupal\Core\Utility\ThemeRegistry implements DestructableInterface
- class \Drupal\locale\LocaleLookup
- class \Drupal\Tests\Core\Cache\CacheCollectorHelper