25 files declare their use of AccessDeniedHttpException in Zircon Profile 8

AccessAwareRouter.php in core/lib/Drupal/Core/Routing/AccessAwareRouter.php

Contains \Drupal\Core\Routing\AccessAwareRouter.

AccessDeniedSubscriber.php in core/modules/user/src/EventSubscriber/AccessDeniedSubscriber.php

Contains \Drupal\user\EventSubscriber\AccessDeniedSubscriber.

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

Contains \Drupal\Core\EventSubscriber\AuthenticationSubscriber.

BatchController.php in core/modules/system/src/Controller/BatchController.php

Contains \Drupal\system\Controller\BatchController.

CommentController.php in core/modules/comment/src/Controller/CommentController.php

Contains \Drupal\comment\Controller\CommentController.

EntityAutocompleteController.php in core/modules/system/src/Controller/EntityAutocompleteController.php

Contains \Drupal\system\Controller\EntityAutocompleteController.

EntityAutocompleteTest.php in core/modules/system/src/Tests/Entity/EntityAutocompleteTest.php

Contains \Drupal\system\Tests\Entity\EntityAutocompleteTest.

EntityResource.php in core/modules/rest/src/Plugin/rest/resource/EntityResource.php

Contains \Drupal\rest\Plugin\rest\resource\EntityResource.

FileDownloadController.php in core/modules/system/src/FileDownloadController.php

Contains \Drupal\system\FileDownloadController.

FlattenExceptionTest.php in vendor/symfony/debug/Tests/Exception/FlattenExceptionTest.php

FragmentListener.php in vendor/symfony/http-kernel/EventListener/FragmentListener.php

HistoryController.php in core/modules/history/src/Controller/HistoryController.php

Contains \Drupal\history\Controller\HistoryController.

HttpKernelTest.php in vendor/symfony/http-kernel/Tests/HttpKernelTest.php

ImageStyleDownloadController.php in core/modules/image/src/Controller/ImageStyleDownloadController.php

Contains \Drupal\image\Controller\ImageStyleDownloadController.

LanguageNegotiationUserAdmin.php in core/modules/user/src/Plugin/LanguageNegotiation/LanguageNegotiationUserAdmin.php

Contains \Drupal\user\Plugin\LanguageNegotiation\LanguageNegotiationUserAdmin.

PathBasedBreadcrumbBuilder.php in core/modules/system/src/PathBasedBreadcrumbBuilder.php

Contains \Drupal\system\PathBasedBreadcrumbBuilder.

PathPluginBase.php in core/modules/views/src/Plugin/views/display/PathPluginBase.php

Contains \Drupal\views\Plugin\views\display\PathPluginBase.

PathValidator.php in core/lib/Drupal/Core/Path/PathValidator.php

Contains \Drupal\Core\Path\PathValidator.

PathValidatorTest.php in core/tests/Drupal/Tests/Core/Path/PathValidatorTest.php

Contains \Drupal\Tests\Core\Path\PathValidatorTest.

ShortcutSetController.php in core/modules/shortcut/src/Controller/ShortcutSetController.php

Contains \Drupal\shortcut\Controller\ShortcutSetController.

ThemeController.php in core/modules/system/src/Controller/ThemeController.php

Contains \Drupal\system\Controller\ThemeController.

UpdateKernel.php in core/lib/Drupal/Core/Update/UpdateKernel.php

Contains \Drupal\Core\Update\UpdateKernel.

UserController.php in core/modules/user/src/Controller/UserController.php

Contains \Drupal\user\Controller\UserController.

ViewAjaxController.php in core/modules/views/src/Controller/ViewAjaxController.php

Contains \Drupal\views\Controller\ViewAjaxController.

ViewFormBase.php in core/modules/views_ui/src/ViewFormBase.php

Contains \Drupal\views_ui\ViewFormBase.