From 767591fa1847d66bedd6bc8529c447c87caf6c49 Mon Sep 17 00:00:00 2001
From: chentao1596 <chen.tao3@zte.com.cn>
Date: Mon, 27 Mar 2017 10:11:40 +0800
Subject: [PATCH] remove unused constants

---
 core/pkg/ingress/controller/annotations.go | 1 -
 1 file changed, 1 deletion(-)

diff --git a/core/pkg/ingress/controller/annotations.go b/core/pkg/ingress/controller/annotations.go
index 5a8beeadfa..b0ab4218b8 100644
--- a/core/pkg/ingress/controller/annotations.go
+++ b/core/pkg/ingress/controller/annotations.go
@@ -109,7 +109,6 @@ const (
 	healthCheck     = "HealthCheck"
 	sslPassthrough  = "SSLPassthrough"
 	sessionAffinity = "SessionAffinity"
-	certificateAuth = "CertificateAuth"
 )
 
 func (e *annotationExtractor) SecureUpstream(ing *extensions.Ingress) bool {