public Builder clearDynamicTerrainInfo() {
        if (dynamicTerrainInfoBuilder_ == null) {
          dynamicTerrainInfo_ = org.bwapi.proxy.messages.TerrainMessages.DynamicTerrainInfo.getDefaultInstance();
          onChanged();
        } else {
          dynamicTerrainInfoBuilder_.clear();
        }
        bitField0_ = (bitField0_ & ~0x04000000);
        return this;
      }