Merge "Have getSupportedModemCount always rely on system properties."

     * {@link #getActiveModemCount} returns 1 while this API returns 2.

     */

    public @ModemCount int getSupportedModemCount() {

        // TODO: b/139642279 when turning on this feature, remove dependency of

        // PROPERTY_REBOOT_REQUIRED_ON_MODEM_CHANGE and always return result based on

        // PROPERTY_MAX_ACTIVE_MODEMS.

        String rebootRequired = SystemProperties.get(

                TelephonyProperties.PROPERTY_REBOOT_REQUIRED_ON_MODEM_CHANGE);

        if (rebootRequired.equals("false")) {

            // If no reboot is required, return max possible active modems.

            return SystemProperties.getInt(

                    TelephonyProperties.PROPERTY_MAX_ACTIVE_MODEMS, getPhoneCount());

        } else {

            return getPhoneCount();

        }

        return SystemProperties.getInt(TelephonyProperties.PROPERTY_MAX_ACTIVE_MODEMS,

                getActiveModemCount());

    }

    /** {@hide} */