public Builder setTilePosition(
          org.bwapi.proxy.messages.BasicTypes.TilePosition.Builder builderForValue) {
        if (tilePositionBuilder_ == null) {
          tilePosition_ = builderForValue.build();
          onChanged();
        } else {
          tilePositionBuilder_.setMessage(builderForValue.build());
        }
        bitField0_ |= 0x08000000;
        return this;
      }