EntryType* ent = NS_STATIC_CAST(EntryType*, hdr);
EntryType* ent = (EntryType*) hdr;
nsBaseHashtable<KeyClass,DataType,UserDataType>::s_EnumReadStub  (PLDHashTable *table, PLDHashEntryHdr *hdr, PRUint32 number, void* arg){  EntryType* ent = NS_STATIC_CAST(EntryType*, hdr);  s_EnumReadArgs* eargs = (s_EnumReadArgs*) arg;  PLDHashOperator res = (eargs->func)(ent->GetKey(), ent->mData, eargs->userArg);  NS_ASSERTION( !(res & PL_DHASH_REMOVE ),                "PL_DHASH_REMOVE return during const enumeration; ignoring.");  if (res & PL_DHASH_STOP)    return PL_DHASH_STOP;  return PL_DHASH_NEXT;}