private com.google.protobuf.SingleFieldBuilder<
          org.bwapi.proxy.messages.GameMessages.UnitType, org.bwapi.proxy.messages.GameMessages.UnitType.Builder, org.bwapi.proxy.messages.GameMessages.UnitTypeOrBuilder> 
          getInitialTypeFieldBuilder() {
        if (initialTypeBuilder_ == null) {
          initialTypeBuilder_ = new com.google.protobuf.SingleFieldBuilder<
              org.bwapi.proxy.messages.GameMessages.UnitType, org.bwapi.proxy.messages.GameMessages.UnitType.Builder, org.bwapi.proxy.messages.GameMessages.UnitTypeOrBuilder>(
                  initialType_,
                  getParentForChildren(),
                  isClean());
          initialType_ = null;
        }
        return initialTypeBuilder_;
      }