Re: [PATCH 0/10] MR7407: windowscodecs: Implement query strings enumerator.

[Esme Povirk (＠madewokherd)]

Esme Povirk (@madewokherd) commented about dlls/windowscodecs/metadataquery.c:
> -
>
> struct string_enumerator *enumerator = impl_from_IEnumString(iface);
> -
>
> IWICEnumMetadataItem *metadata_enumerator = NULL;
> -
>
> IEnumUnknown *object_enumerator = NULL;
> -
>
> struct string_enumerator *object;
> -
>
> HRESULT hr = S_OK;
> -
> -
>
> TRACE("iface %p, out %p.\n", iface, out);
>
> *out = NULL;
> - return E_NOTIMPL;
> -
> - if (!(object = calloc(1, sizeof(*object))))
> -
>    return E_OUTOFMEMORY;
> -
> - if (enumerator->object_enumerator)
> -
>    hr = IEnumUnknown_Clone(enumerator->object_enumerator, &object_enumerator);

I think we need to also make a copy of `guids` in this case.