DO NOT MERGE: Fix CTS regression am: df17644d

     * determine whether the image data format is JPEG or not.

     */

    private void loadAttributes() throws IOException {

        try {

            InputStream in = new FileInputStream(mFilename);

        // Initialize mAttributes.

        for (int i = 0; i < EXIF_TAGS.length; ++i) {

            mAttributes[i] = new HashMap();

        }

        try {

            InputStream in = new FileInputStream(mFilename);

            getJpegAttributes(in);

        } catch (IOException e) {

            // Ignore exceptions in order to keep the compatibility with the old versions of