9 files declare their use of WizardPluginBase in Zircon Profile 8

Comment.php in core/modules/comment/src/Plugin/views/wizard/Comment.php

Contains \Drupal\comment\Plugin\views\wizard\Comment.

File.php in core/modules/file/src/Plugin/views/wizard/File.php

Contains \Drupal\file\Plugin\views\wizard\File.

Node.php in core/modules/node/src/Plugin/views/wizard/Node.php

Contains \Drupal\node\Plugin\views\wizard\Node.

NodeRevision.php in core/modules/node/src/Plugin/views/wizard/NodeRevision.php

Contains \Drupal\node\Plugin\views\wizard\NodeRevision.

TaxonomyTerm.php in core/modules/taxonomy/src/Plugin/views/wizard/TaxonomyTerm.php

Contains \Drupal\taxonomy\Plugin\views\wizard\TaxonomyTerm.

Users.php in core/modules/user/src/Plugin/views/wizard/Users.php

Contains \Drupal\user\Plugin\views\wizard\Users.

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

Contains \Drupal\views_ui\ViewAddForm.

Watchdog.php in core/modules/dblog/src/Plugin/views/wizard/Watchdog.php

Contains \Drupal\dblog\Plugin\views\wizard\Watchdog.

WizardPluginBaseTest.php in core/modules/views/tests/src/Unit/WizardPluginBaseTest.php

Contains \Drupal\Tests\views\Unit\WizardPluginBaseTest.