public Builder clearTerrainInfo() {
        if (terrainInfoBuilder_ == null) {
          terrainInfo_ = org.bwapi.proxy.messages.TerrainMessages.StaticTerrainInfo.getDefaultInstance();
          onChanged();
        } else {
          terrainInfoBuilder_.clear();
        }
        bitField0_ = (bitField0_ & ~0x08000000);
        return this;
      }