net/http.Server.nextProtoOnce (field)

3 uses

	net/http (current package)
		server.go#L2660: 	nextProtoOnce     sync.Once // guards setupHTTP2_* init
		server.go#L3273: 	srv.nextProtoOnce.Do(srv.onceSetNextProtoDefaults)
		server.go#L3286: 	srv.nextProtoOnce.Do(srv.onceSetNextProtoDefaults_Serve)