/guava/android/guava/src/com/google/common/util/concurrent/AbstractScheduledService.java
this.executor = executor;this.delegate = delegate;
this.delegate = delegate;
void cancel(boolean mayInterruptIfRunning); boolean isCancelled(); } private static final class FutureAsCancellable implements Cancellable { private final Future<?> delegate; FutureAsCancellable(Future<?> delegate) { <extra_id_0> } @Override public void cancel(boolean mayInterruptIfRunning) { delegate.cancel(mayInterruptIfRunning); } @Override