/guava/android/guava/src/com/google/common/collect/ForwardingNavigableMap.java
return null;
return nextOrNull;
@Override public java.util.Map.Entry<K, V> next() { if (nextOrNull == null) { throw new NoSuchElementException(); } try { <extra_id_0> } finally { toRemove = nextOrNull; nextOrNull = forward().lowerEntry(nextOrNull.getKey()); } } @Override