127   std::unique_ptr<RecordFileWriter> writer_;  member in DebugUnwindCommand
201   writer_ = RecordFileWriter::CreateInstance(output_filename_);  in UnwindRecordFile()
202   if (!writer_ || !writer_->WriteAttrSection(reader_->AttrSection())) {  in UnwindRecordFile()
250       if (!writer_->WriteRecord(UnwindingResultRecord(r.time_data.time, unwinding_result))) {  in ProcessRecord()
256       if (!writer_->WriteRecord(r)) {  in ProcessRecord()
269   return writer_->WriteRecord(*record);  in ProcessRecord()
294   if (!writer_->Close()) {  in JoinCallChains()
297   writer_.reset();  in JoinCallChains()
309   writer_ = RecordFileWriter::CreateInstance(output_filename_);  in JoinCallChains()
310   if (!writer_ || !writer_->WriteAttrSection(reader->AttrSection())) {  in JoinCallChains()
316       return writer_->WriteRecord(*r);  in JoinCallChains()
320       return writer_->WriteRecord(sr);  in JoinCallChains()
331       if (!writer_->WriteRecord(CallChainRecord(pid, tid, type, sr.Timestamp(), ips, sps))) {  in JoinCallChains()
338     return writer_->WriteRecord(sr);  in JoinCallChains()
352   if (!writer_->BeginWriteFeatures(new_feature_count)) {  in WriteFeatureSections()
360     if (!reader_->ReadFeatureSection(it->first, &data) || !writer_->WriteFeature(it->first, data)) {  in WriteFeatureSections()
369   if (!writer_->WriteFileFeatures(thread_tree_.GetAllDsos())) {  in WriteFeatureSections()
381   if (!writer_->WriteMetaInfoFeature(info_map)) {  in WriteFeatureSections()
385   return writer_->EndWriteFeatures() && writer_->Close();  in WriteFeatureSections()