/guava/guava/src/com/google/common/collect/Multisets.java
if ( elements instanceof Multiset) {   return ( ( Multiset<?>) ( elements) ).elementSet( ).size( ) ; }
[Delete]
} static boolean equalsImpl(Multiset<?> multiset, @CheckForNull Object object) { if (object == multiset) { return true; } if (object instanceof Multiset) { <extra_id_0> if (multiset.size() != that.size() || multiset.entrySet().size() != that.entrySet().size()) { return false; } for (Entry<?> entry : that.entrySet()) { if (multiset.count(entry.getElement()) != entry.getCount()) { return false;