7 files declare their use of DateRecurItem in Recurring Dates Field 8

DateRecurDefaultFormatter.php in src/Plugin/Field/FieldFormatter/DateRecurDefaultFormatter.php

DateRecurFieldSimpleRender.php in src/Plugin/views/field/DateRecurFieldSimpleRender.php

DateRecurOccurrenceHandlerInterface.php in src/Plugin/DateRecurOccurrenceHandlerInterface.php

DateRecurOccurrencesComputed.php in src/DateRecurOccurrencesComputed.php

DateRecurOccurrenceTableTest.php in tests/src/Kernel/DateRecurOccurrenceTableTest.php

DateRecurTest.php in tests/src/Kernel/DateRecurTest.php

DefaultDateRecurOccurrenceHandler.php in src/Plugin/DateRecurOccurrenceHandler/DefaultDateRecurOccurrenceHandler.php