_InternalReturnType 5325 modules/highgui/src/ppltasks_winrt.h         typedef details::_InitFunctorTypeTraits<_InternalReturnType, details::_FunctionTypeTraits<_Function, void>::_FuncRetType> _Async_type_traits;
_InternalReturnType 5325 modules/videoio/src/ppltasks_winrt.hpp         typedef details::_InitFunctorTypeTraits<_InternalReturnType, details::_FunctionTypeTraits<_Function, void>::_FuncRetType> _Async_type_traits;