Description:

Though it is strongly preferable in terms of HTTP interface design to explicitly configure mappings, we may support default HTTP binding like this:
https://cloud.google.com/endpoints/docs/grpc/transcoding#where_to_configure_transcoding

https://envoyproxy.slack.com/archives/C78M4KW76/p1528921629000128