/guava/android/guava/src/com/google/common/collect/ForwardingNavigableMap.java
return delegate( ).firstEntry( ) ;Entry<K, V> entry = firstEntry( ) ;
Entry<K, V> entry = firstEntry ( ) ;
} @CheckForNull protected Entry<K, V> standardFirstEntry() { return Iterables.<@Nullable Entry<K, V>>getFirst(entrySet(), null); } protected K standardFirstKey() { <extra_id_0> if (entry == null) { throw new NoSuchElementException(); } else { return entry.getKey(); } }