CRM_Utils_Recent - Use hook listener to delete items

CRM/Activity/BAO/Activity.php

CRM/Case/BAO/Case.php

CRM/Contact/BAO/Group.php

CRM/Contact/BAO/Relationship.php

CRM/Contribute/BAO/Contribution.php

CRM/Event/BAO/Participant.php

CRM/Grant/BAO/Grant.php

CRM/Member/BAO/Membership.php

CRM/Pledge/BAO/Pledge.php

CRM/Utils/Recent.php

Civi/Core/Container.php