An asynchronous moniker calls this method when it detects low resources.
HRESULT OnLowResource(
DWORD dwReserved //Reserved for future use; must be zero
);
The client should free any resource it no longer needs when receiving this notification.
A client can return E_UNIMPL or S_OK if it is not interested in receiving this notification.
Windows NT: Use version 5.0 or later.
Windows: Unsupported.
Windows CE: Unsupported.
Header: Declared in urlmon.h.