@class NSArray; @interface CNContactDiff : NSObject @property (readonly, copy) NSArray *updates; + (id)diffContact:(id)a0 to:(id)a1 error:(id *)a2; - (id)description; - (void).cxx_destruct; - (id)contactByApplyingUpdatesToContact:(id)a0; - (BOOL)applyToABPerson:(void *)a0 isUnified:(BOOL)a1 logger:(id)a2 error:(id *)a3; - (void)applyToMutableContact:(id)a0 withIdentifierMap:(id)a1; - (void)applyToMutableContacts:(id)a0 withIdentifierMap:(id)a1; - (id)initWithUpdates:(id)a0; @end