pub(crate) fn process_blob_parts(
blobparts: Vec<ArrayBufferOrArrayBufferViewOrBlobOrString<DomTypeHolder>>,
endings: EndingType,
) -> Result<Vec<u8>, ()>pub(crate) fn process_blob_parts(
blobparts: Vec<ArrayBufferOrArrayBufferViewOrBlobOrString<DomTypeHolder>>,
endings: EndingType,
) -> Result<Vec<u8>, ()>