private com.google.protobuf.SingleFieldBuilderV3<
            org.jetbrains.jps.javac.rpc.JavacRemoteProto.Message.Response.ClassData, org.jetbrains.jps.javac.rpc.JavacRemoteProto.Message.Response.ClassData.Builder, org.jetbrains.jps.javac.rpc.JavacRemoteProto.Message.Response.ClassDataOrBuilder> 
            getClassDataFieldBuilder() {
          if (classDataBuilder_ == null) {
            classDataBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
                org.jetbrains.jps.javac.rpc.JavacRemoteProto.Message.Response.ClassData, org.jetbrains.jps.javac.rpc.JavacRemoteProto.Message.Response.ClassData.Builder, org.jetbrains.jps.javac.rpc.JavacRemoteProto.Message.Response.ClassDataOrBuilder>(
                    getClassData(),
                    getParentForChildren(),
                    isClean());
            classData_ = null;
          }
          return classDataBuilder_;
        }
private com.google.protobuf.SingleFieldBuilderV3<
            org.jetbrains.jps.javac.rpc.JavacRemoteProto.Message.Response.ClassData, org.jetbrains.jps.javac.rpc.JavacRemoteProto.Message.Response.ClassData.Builder, org.jetbrains.jps.javac.rpc.JavacRemoteProto.Message.Response.ClassDataOrBuilder> 
            getClassDataFieldBuilder()