/guava/android/guava/src/com/google/common/collect/ConcurrentHashMultiset.java
return new ForwardingSet<E>( ) { Set<E> delegate = countMap.keySet( ) ;
Set<E> delegate = countMap.keySet ( ) ; return new ForwardingSet<E> ( ) {
} } return false; } @Override Set<E> createElementSet() { <extra_id_0> @Override protected Set<E> delegate() { return delegate; } @Override public boolean contains(@CheckForNull Object object) {