When supervisorStrategy is not specified for an actor this Decider is used by default in the supervisor strategy. The child will be stopped when ActorInitializationException, ActorKilledException, or DeathPactException is thrown. It will be restarted for other `Exception` types. The error is escalated if it's a `Exception`, i.e. `Error`.

When supervisorStrategy is not specified for an actor this is used by default. OneForOneStrategy with decider defined in DefaultDecider.

This strategy resembles Erlang in that failing children are always terminated (one-for-one).