FactoryCache::cookie Data Member
Supports the Windows Runtime C++ Template Library infrastructure and is not intended to be used directly from your code.
union {
WINRT_REGISTRATION_COOKIE winrt;
DWORD com;
} cookie;
Remarks
Contains a value that identifies a registered Windows Runtime or COM class object, and is later used to unregister the object.
Requirements
Header: module.h
Namespace: Microsoft::WRL::Details