SERVER-9518 Remove code that generates a fake privilege document for the internal user
SERVER-9517 Remove dbname argument from AuthzManager::hasPrivilegeDocument
SERVER-9517 Move user privilege initialization back to the AuthorizationManager, out of the PrivilegeDocumentParser
SERVER-9517 Update v2 privilege doc parsing to put canDelegate and hasRole field into 'roles' array elements
SERVER-9517 Remove no longer used dbname parameter from getPrivilegeDocument