9 #ifndef __IPREFERENCED_HPP__
10 #define __IPREFERENCED_HPP__
190 mutable std::list<const Referencer*> referencers_;
212 referencers_.push_back(referencer);
228 std::list<const Referencer*>::iterator iter;
229 for (iter = referencers_.begin(); iter != referencers_.end(); iter++) {
230 if ((*iter) == referencer) {
240 referencers_.erase(iter);