11 files declare their use of AliasManagerInterface in Drupal 9

AliasPathProcessor.php in core/modules/path_alias/src/PathProcessor/AliasPathProcessor.php

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

PathAliasListBuilder.php in core/modules/path/src/PathAliasListBuilder.php

PathAliasSubscriber.php in core/modules/path_alias/src/EventSubscriber/PathAliasSubscriber.php

PathHooksTest.php in core/modules/path_alias/tests/src/Kernel/PathHooksTest.php

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

RawTest.php in core/modules/views/tests/src/Unit/Plugin/argument_default/RawTest.php

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

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

WorkspaceRequestSubscriber.php in core/modules/workspaces/src/EventSubscriber/WorkspaceRequestSubscriber.php

WorkspaceRequestSubscriberTest.php in core/modules/workspaces/tests/src/Unit/WorkspaceRequestSubscriberTest.php