public ImageModelRequest<byte[]> using(StreamByteArrayLoader modelLoader) {
        return new ImageModelRequest<byte[]>(modelLoader);
    }
Returns a request builder that uses the given
{@link StreamByteArrayLoader} to fetch an {@link InputStream} for
loading Bitmaps.

@param modelLoader The byte array loader.
core/src/main/java/com/bumptech/glide/RequestManager.java