code: public com.google.api.ads.admanager.axis.v201811.DeliveryRateType getDeliveryRateType() {
          return deliveryRateType;
      }
docs: Gets the deliveryRateType value for this LineItemSummary.
  
  @return deliveryRateType   * The strategy for delivering ads over the course of the line
  item's duration. This attribute is
  optional and defaults to {@link DeliveryRateType#EVENLY}
  or
  {@link DeliveryRateType#FRONTLOADED} depending on
  the network's configuration.