- typedef boost::unordered_set<std::size_t> page_set_type;
- typedef boost::unordered_map<hash_type, page_set_type> pages_map_type;
+ typedef std::unordered_set<std::size_t> page_set_type;
+ typedef std::unordered_map<hash_type, page_set_type> pages_map_type;