Function QLThumbnailRequestSetThumbnailWithURLRepresentation 

pub unsafe extern "C-unwind" fn QLThumbnailRequestSetThumbnailWithURLRepresentation(
    thumbnail: &QLThumbnailRequest,
    url: Option<&CFURL>,
    content_type_uti: Option<&CFString>,
    preview_properties: Option<&CFDictionary>,
    properties: Option<&CFDictionary>,
)

👎Deprecated: renamed to QLThumbnailRequest::set_thumbnail_with_url_representation

Available on crate feature QLGenerator only.