Add command to check whether off-mode-charging is enabled. am: 9d2c581e

     */

    getVariant() generates (string variant, Result result);

    /**

     * Returns whether off-mode-charging is enabled. If enabled, the device

     * autoboots into a special mode when power is applied.

     *

     * @response state Returns whether off mode charging is enabled.

     * @response result Returns the status SUCCESS if the operation is successful,

     *     FAILURE_UNKNOWN otherwise.

     */

    getOffModeChargeState() generates (bool state, Result result);

};