--- chromium-66.0.3359.139/device/fido/device_response_converter.cc.orig	2018-05-04 16:57:53.234808857 +0200
+++ chromium-66.0.3359.139/device/fido/device_response_converter.cc	2018-05-04 17:02:30.469935529 +0200
@@ -121,7 +121,7 @@
     response.SetNumCredentials(it->second.GetUnsigned());
   }
 
-  return response;
+  return std::move(response);
 }
 
 base::Optional<AuthenticatorGetInfoResponse> ReadCTAPGetInfoResponse(
@@ -241,7 +241,7 @@
     response.SetPinProtocols(std::move(supported_pin_protocols));
   }
 
-  return response;
+  return std::move(response);
 }
 
 }  // namespace device