Method RemoveDestination

FastCopy/RobocopyViewModel.h:53–53

        void RemoveSource() { --m_useSourceCount; raisePropertyChange(L"UseSource"); }
        void AddDestination() { ++m_useDestinationCount; raisePropertyChange(L"UseDestination"); }
        void RemoveDestination() { --m_useDestinationCount; raisePropertyChange(L"UseDestination"); }

        void ConfirmDuplicates();
        bool CanContinue() { return m_canContinue; }