net/http/internal/http2.serverConn.sentPingData (field)
4 uses
net/http/internal/http2 (current package)
server.go#L459: sentPingData [8]byte
server.go#L928: _, _ = rand.Read(sc.sentPingData[:])
server.go#L930: write: &writePing{data: sc.sentPingData},
server.go#L1496: if sc.pingSent && sc.sentPingData == f.Data {
The pages are generated with Golds v0.8.4. (GOOS=linux GOARCH=amd64)