const crypto/tls.extensionCookie

6 uses

	crypto/tls (current package)
		common.go#L122: 	extensionCookie                  uint16 = 44
		handshake_messages.go#L269: 			echOuterExts = append(echOuterExts, extensionCookie)
		handshake_messages.go#L271: 			exts.AddUint16(extensionCookie)
		handshake_messages.go#L601: 		case extensionCookie:
		handshake_messages.go#L813: 		exts.AddUint16(extensionCookie)
		handshake_messages.go#L947: 		case extensionCookie:

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