8 files declare their use of TypedData in Zircon Profile 8

Any.php in core/lib/Drupal/Core/TypedData/Plugin/DataType/Any.php

Contains \Drupal\Core\TypedData\Plugin\DataType\Any.

DateTimeComputed.php in core/modules/datetime/src/DateTimeComputed.php

Contains \Drupal\datetime\DateTimeComputed.

Element.php in core/lib/Drupal/Core/Config/Schema/Element.php

Contains \Drupal\Core\Config\Schema\Element.

EntityAdapter.php in core/lib/Drupal/Core/Entity/Plugin/DataType/EntityAdapter.php

Contains \Drupal\Core\Entity\Plugin\DataType\EntityAdapter.

ItemList.php in core/lib/Drupal/Core/TypedData/Plugin/DataType/ItemList.php

Contains \Drupal\Core\TypedData\Plugin\DataType\ItemList.

Language.php in core/lib/Drupal/Core/TypedData/Plugin/DataType/Language.php

Contains \Drupal\Core\TypedData\Plugin\DataType\Language.

Map.php in core/lib/Drupal/Core/TypedData/Plugin/DataType/Map.php

Contains \Drupal\Core\TypedData\Plugin\DataType\Map.

TextProcessed.php in core/modules/text/src/TextProcessed.php

Contains \Drupal\text\TextProcessed.