src/main/java/io/reactivex/Maybe.java
@CheckReturnValue
    @SchedulerSupport(SchedulerSupport.NONE)
    public final Maybe<T> onErrorComplete() {
        return onErrorComplete(Functions.alwaysTrue());
    }
@CheckReturnValue
    @SchedulerSupport(SchedulerSupport.NONE)
    public final Maybe<T> onErrorComplete() {
        return onErrorComplete(Functions.alwaysTrue());
    }
Returns a Maybe instance that if this Maybe emits an error, it will emit an onComplete
and swallow the throwable.
<dl>
<dt><b>Scheduler:</b></dt>
<dd>{@code onErrorComplete} does not operate by default on a particular {@link Scheduler}.</dd>
</dl>
@return the new Maybe instance