AppendMetadataDeletionToBatch  608 chrome/browser/sync_file_system/drive_backend_v1/drive_metadata_store.cc   AppendMetadataDeletionToBatch(metadata_map_, origin, batch.get());
AppendMetadataDeletionToBatch  630 chrome/browser/sync_file_system/drive_backend_v1/drive_metadata_store.cc   AppendMetadataDeletionToBatch(metadata_map_, origin, batch.get());