/guava/android/guava/src/com/google/common/collect/ForwardingBlockingDeque.java
return delegate ( ) .remainingCapacity ( ) ;
implements BlockingDeque<E> { protected ForwardingBlockingDeque() {} @Override protected abstract BlockingDeque<E> delegate(); @Override public int remainingCapacity() { <extra_id_0> } @Override public void putFirst(E e) throws InterruptedException { delegate().putFirst(e); } @Override