civicrm/civicrm-core — pull request #2564 by jaapjansma (2014-02-26 10:30:38+00:00)
Title: Fixed CRM-14276 (added a hook for altering the display name)

added the invocation of the hook_civicrm_contact_get_displayname

function hook_civicrm_contact_get_displayname(&$display_name, $objContact);

@param String &$disply_name
@param int $contactId
@param object $objContact the contact object