NS_CONST_CAST(EntryType*,NS_REINTERPRET_CAST(const EntryType*,from))->~EntryType();
new(to) EntryType(*fromEntry);  fromEntry->~EntryType();
nsTHashtable<EntryType>::s_CopyEntry(PLDHashTable          *table,                                     const PLDHashEntryHdr *from,                                     PLDHashEntryHdr       *to){  new(to) EntryType(* NS_REINTERPRET_CAST(const EntryType*,from));  NS_CONST_CAST(EntryType*,NS_REINTERPRET_CAST(const EntryType*,from))->~EntryType();}