132   if (!CreateKey(request.username(), request.key_label(), request.key_type(),  in CreateGoogleAttestedKeyTask()
139   if (!CreateCertificateRequest(request.username(),  in CreateGoogleAttestedKeyTask()
158                                 request.username(),  in CreateGoogleAttestedKeyTask()
195   if (!FindKeyByLabel(request.username(), request.key_label(), &key)) {  in GetKeyInfoTask()
395   if (!CreateKey(request.username(), request.key_label(), request.key_type(),  in CreateCertifiableKeyTask()
432   if (!FindKeyByLabel(request.username(), request.key_label(), &key)) {  in DecryptTask()
463   if (!FindKeyByLabel(request.username(), request.key_label(), &key)) {  in SignTask()
496   if (!FindKeyByLabel(request.username(), request.key_label(), &key)) {  in RegisterKeyWithChapsTokenTask()
500   if (!key_store_->Register(request.username(), request.key_label(),  in RegisterKeyWithChapsTokenTask()
507       !key_store_->RegisterCertificate(request.username(),  in RegisterKeyWithChapsTokenTask()
514             request.username(),  in RegisterKeyWithChapsTokenTask()
520   DeleteKey(request.username(), request.key_label());  in RegisterKeyWithChapsTokenTask()
602     const std::string& username,  in CreateCertificateRequest()  argument
628     request_pb.set_temporal_index(ChooseTemporalIndex(username, origin));  in CreateCertificateRequest()
642     const std::string& username,  in FinishCertificateRequest()  argument
672   if (!SaveKey(username, key_label, *key)) {  in FinishCertificateRequest()
703 bool AttestationService::FindKeyByLabel(const std::string& username,  in FindKeyByLabel()  argument
706   if (!username.empty()) {  in FindKeyByLabel()
708     if (!key_store_->Read(username, key_label, &key_data)) {  in FindKeyByLabel()
729 bool AttestationService::CreateKey(const std::string& username,  in CreateKey()  argument
763   return SaveKey(username, key_label, *key);  in CreateKey()
766 bool AttestationService::SaveKey(const std::string& username,  in SaveKey()  argument
769   if (!username.empty()) {  in SaveKey()
775     if (!key_store_->Write(username, key_label, key_data)) {  in SaveKey()
788 void AttestationService::DeleteKey(const std::string& username,  in DeleteKey()  argument
790   if (!username.empty()) {  in DeleteKey()
791     key_store_->Delete(username, key_label);  in DeleteKey()