[map] Add virtual destructor for base class.

This commit is contained in:
tatiana-yan 2020-04-30 09:49:43 +03:00 committed by Arsentiy Milchakov
parent eb9460683a
commit fe9f57f87e

View file

@ -33,6 +33,7 @@ public:
class Delegate
{
public:
virtual ~Delegate() = default;
virtual bool IsGuideDownloaded(std::string const & guideId) const = 0;
};