WeakReference::DecrementStrongReference Method
Supports the WRL infrastructure and is not intended to be used directly from your code.
ULONG DecrementStrongReference();
Remarks
Decrements the strong reference count of the current WeakReference object.
When the strong reference count becomes zero, the strong reference is set to nullptr.
Return Value
The decremented strong reference count.
Requirements
Header: implements.h
Namespace: Microsoft::WRL::Details