ContextCacheKeys

class \Drupal\Core\Cache\CacheableMetadata implements \Drupal\Core\Cache\RefinableCacheableDependencyInterface uses \Drupal\Core\Cache\RefinableCacheableDependencyTrait
- class \Drupal\Core\Cache\Context\ContextCacheKeys extends \Drupal\Core\Cache\CacheableMetadata
- class \Drupal\Core\Render\BubbleableMetadata extends \Drupal\Core\Cache\CacheableMetadata implements \Drupal\Core\Render\AttachmentsInterface uses \Drupal\Core\Render\AttachmentsTrait