pass packet number and packet number length to frames.Write

frames/frame.go

@@ -1,9 +1,13 @@
 package frames
 
-import "bytes"
+import (
+	"bytes"
+
+	"github.com/lucas-clemente/quic-go/protocol"
+)
 
 // A Frame in QUIC
 type Frame interface {
-	Write(b *bytes.Buffer) error
+	Write(b *bytes.Buffer, packetNumber protocol.PacketNumber, packetNumberLen uint8) error
 	MaxLength() int
 }