_GetOnProgress   7471 modules/videoio/src/ppltasks_winrt.hpp         virtual STDMETHODIMP _GetOnProgress(typename _Attributes::_ProgressDelegateType** _ProgressHandler)
_GetOnProgress   7686 modules/videoio/src/ppltasks_winrt.hpp         virtual STDMETHODIMP _GetOnProgress(typename _Attributes::_ProgressDelegateType** _ProgressHandler) override