std::_Rb_tree<std::string,std::pair<std::string const,cocos2d::ZipEntryInfo>,std::_Select1st<std::pair<std::string const,cocos2d::ZipEntryInfo>>,std::less<std::string>,std::allocator<std::pair<std::string const,cocos2d::ZipEntryInfo>>>::find(std::string const&)