6 files declare their use of ViewsHandlerManager

EntityReverse.php in core/modules/views/src/Plugin/views/relationship/EntityReverse.php
LatestRevision.php in core/modules/views/src/Plugin/views/filter/LatestRevision.php
LatestTranslationAffectedRevision.php in core/modules/views/src/Plugin/views/filter/LatestTranslationAffectedRevision.php
ViewsHandlerManagerTest.php in core/modules/views/tests/src/Unit/ViewsHandlerManagerTest.php
ViewsOperations.php in core/modules/workspaces/src/Hook/ViewsOperations.php
ViewsQueryAlter.php in core/modules/workspaces/src/ViewsQueryAlter.php

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