Post image on Twitter using Fracbic Android

btn_select.setOnClickListener(new View.OnClickListener() {
    @Override
 public void onClick(View v) {
        Intent intent = new Intent(Intent.ACTION_PICK,
                android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
        startActivityForResult(intent, RESULT_LOAD_IMAGE);

    }

});

public void onActivityResult(int requestCode, int resultCode, Intent data) {
    super.onActivityResult(requestCode, resultCode, data);
    if (requestCode == RESULT_LOAD_IMAGE && data != null) {
        selectedImage = data.getData();
        img_status.setImageURI(selectedImage);

btn_post_image.setOnClickListener(new View.OnClickListener() {
    @Override
 public void onClick(View v) {
        TwitterSession session=Twitter.getSessionManager().getActiveSession();
        File mFile=new File(selectedImage.getPath());
        typedFile=new TypedFile("application/octet-stream", mFile);
        Log.e("KTERR", typedFile+"");

        status=edt_status.getText().toString();
        MyTwitterApiClient apiClient=new MyTwitterApiClient(session);
        UploadMediaService uploadMediaService=apiClient.getUploadMediaService();
        uploadMediaService.upload(typedFile, status, new Callback() {
            @Override
 public void success(Result result) {
                Toast.makeText(getActivity(),"Upload Completed", Toast.LENGTH_SHORT).show();
            }

            @Override
 public void failure(TwitterException e) {
                Toast.makeText(getActivity(),"Error",Toast.LENGTH_SHORT).show();

            }
        });
    }
});

public class MyTwitterApiClient extends TwitterApiClient {

    public MyTwitterApiClient(TwitterSession session) {
        super(session);
    }

    public UploadMediaService getUploadMediaService() {

        return getService(UploadMediaService.class);
    }


}

interface UploadMediaService {

    @Multipart
    @POST("1.1/media/upload.json")
    void upload(@Part("media") TypedFile file, @Part("additional_owners") String owners, Callback cb);

}