9 files declare their use of AliasManagerInterface in Zircon Profile 8

CustomPageExceptionHtmlSubscriber.php in core/lib/Drupal/Core/EventSubscriber/CustomPageExceptionHtmlSubscriber.php

Contains \Drupal\Core\EventSubscriber\CustomPageExceptionHtmlSubscriber.

MockAliasManager.php in core/modules/system/src/Tests/Routing/MockAliasManager.php

Contains \Drupal\system\Tests\Routing\MockAliasManager.

PathController.php in core/modules/path/src/Controller/PathController.php

Contains \Drupal\path\Controller\PathController.

PathFormBase.php in core/modules/path/src/Form/PathFormBase.php

Contains \Drupal\path\Form\PathFormBase.

PathProcessorAlias.php in core/lib/Drupal/Core/PathProcessor/PathProcessorAlias.php

Contains \Drupal\Core\PathProcessor\PathProcessorAlias.

PathSubscriber.php in core/lib/Drupal/Core/EventSubscriber/PathSubscriber.php

Contains \Drupal\Core\EventSubscriber\PathSubscriber.

Raw.php in core/modules/views/src/Plugin/views/argument_default/Raw.php

Contains \Drupal\views\Plugin\views\argument_default\Raw.

RequestPath.php in core/modules/system/src/Plugin/Condition/RequestPath.php

Contains \Drupal\system\Plugin\Condition\RequestPath.

SiteInformationForm.php in core/modules/system/src/Form/SiteInformationForm.php

Contains \Drupal\system\Form\SiteInformationForm.