private com.google.protobuf.RepeatedFieldBuilder<
          org.bwapi.proxy.messages.GameMessages.UnitId, org.bwapi.proxy.messages.GameMessages.UnitId.Builder, org.bwapi.proxy.messages.GameMessages.UnitIdOrBuilder> 
          getDestroyedUnitsFieldBuilder() {
        if (destroyedUnitsBuilder_ == null) {
          destroyedUnitsBuilder_ = new com.google.protobuf.RepeatedFieldBuilder<
              org.bwapi.proxy.messages.GameMessages.UnitId, org.bwapi.proxy.messages.GameMessages.UnitId.Builder, org.bwapi.proxy.messages.GameMessages.UnitIdOrBuilder>(
                  destroyedUnits_,
                  ((bitField0_ & 0x00000200) == 0x00000200),
                  getParentForChildren(),
                  isClean());
          destroyedUnits_ = null;
        }
        return destroyedUnitsBuilder_;
      }