issue 1840/S6: take the SDK's process delete for the not-current mark, now that the process state has one

modules/pacman/cmd/pacman-tools/keeper.go

@@ -448,17 +448,6 @@ func ReadKeeperConfig(path string) (KeeperConfig, error) {
 	return c, nil
 }
 
-// processStore is a process state on the bus as the keeper's Store. Delete is the SDK's when it has one; until
-// then a delete fails, named, and the not-current mark stays (said in the log), never silently.
-type processStore struct{ process.State }
-
-func (s processStore) Delete(key string) error {
-	if d, ok := any(s.State).(interface{ Delete(string) error }); ok {
-		return d.Delete(key)
-	}
-	return fmt.Errorf("the SDK's process state cannot delete a key yet, so %s stays", key)
-}
-
 // keeper is `pacman-tools keeper`: it reads its bus account and its config, watches the machine, connects and
 // runs until stopped. It refuses to start naming what is missing, and never logs a password.
 func keeper() int {
@@ -519,7 +508,7 @@ func runKeeper(ctx context.Context, account process.Account, k *Keeper) error {
 	if k.Node == "" {
 		k.Node = account.Node
 	}
-	k.State = func(name string) Store { return processStore{conn.State(name)} }
+	k.State = func(name string) Store { return conn.State(name) }
 	k.Events = conn
 	return k.Run(ctx)
 }