Merge "API Review: ServiceState.isSearching documentation" am: ec5c5b57

    public boolean isIwlanPreferred() {

        return mIsIwlanPreferred;

    }

    /**

     * @return {@code true}Returns True whenever the modem is searching for service.

     * To check both CS and PS domain

     * This indicates whether the device is searching for service.

     *

     * This API reports the modem searching status for

     * {@link AccessNetworkConstants#TRANSPORT_TYPE_WWAN} (cellular) service in either

     * {@link NetworkRegistrationInfo#DOMAIN_CS} or {@link NetworkRegistrationInfo#DOMAIN_PS}.

     * This API will not report searching status for

     * {@link AccessNetworkConstants#TRANSPORT_TYPE_WLAN}.

     *

     * @return {@code true} whenever the modem is searching for service.

     */

    public boolean isSearching() {

        NetworkRegistrationInfo psRegState = getNetworkRegistrationInfo(

                NetworkRegistrationInfo.DOMAIN_PS, AccessNetworkConstants.TRANSPORT_TYPE_WWAN);