Re: [PATCH v5 0/1] MR10193: dlls/comdlg32：Add the implementation of IServiceProvider_fnQueryService to obtain IFolderView2

[Esme Povirk (＠madewokherd)]

Esme Povirk (@madewokherd) commented about dlls/comdlg32/tests/itemdlg.c:
> +    HRESULT hr;
> +    IFileDialog *pfd;
> +
> +    ok(dwIDCtl == This->button_id, "Expected button ID %lu, got %lu\n", This->button_id, dwIDCtl);
> +
> +    hr = IFileDialogCustomize_QueryInterface(pfdc, &IID_IServiceProvider, (void**)&psp);
> +    ok(hr == S_OK, "QI for IServiceProvider failed: 0x%08lx\n", hr);
> +    if (FAILED(hr))
> +    {
> +        return S_OK;
> +    }
> +
> +    hr = IServiceProvider_QueryService(psp, &IID_IFolderView, &IID_IFolderView2, (void**)&pfv2);
> +    ok(hr == S_OK, "QueryService for IFolderView2 failed: 0x%08lx\n", hr);
> +    if (SUCCEEDED(hr)) {
> +        hr = IFolderView2_GetSelection(pfv2, TRUE, &psia);
> `psia` is not tested or released.

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https://gitlab.winehq.org/wine/wine/-/merge_requests/10193#note_130841