@Override
    public Resource<Z> transcode(Resource<Z> toTranscode) {
        return toTranscode;
    }
A simple {@link ResourceTranscoder} that simply returns the given resource.

@param <Z> The type of the resource that will be transcoded from and to.
core/src/main/java/com/bumptech/glide/load/resource/transcode/UnitTranscoder.java