Merge "Propagating isMultiParty indicator from RIL up into Telephony layer." into lmp-mr1-dev

     * intermediates between the propriety implementation and Telecomm/InCall.

     */

    IImsVideoCallProvider getVideoCallProvider();

    /**

     * Determines if the current session is multiparty.

     * @return {@code True} if the session is multiparty.

     */

    boolean isMultiparty();

}