transaction_version_ 31 sync/syncable/syncable_write_transaction.cc if (transaction_version_) transaction_version_ 32 sync/syncable/syncable_write_transaction.cc *transaction_version_ = kInvalidTransactionVersion; transaction_version_ 141 sync/syncable/syncable_write_transaction.cc if (!type_seen.Empty() && transaction_version_) { transaction_version_ 143 sync/syncable/syncable_write_transaction.cc *transaction_version_ = directory_->GetTransactionVersion( transaction_version_ 60 sync/syncable/syncable_write_transaction.h int64* transaction_version_;