libgo: update to go1.9

    
    Reviewed-on: https://go-review.googlesource.com/63753

From-SVN: r252767

1 files changed, 8 insertions, 8 deletions

diff --git a/libgo/go/net/interface.go b/libgo/go/net/interface.go
index b3297f2..4036a7f 100644
--- a/libgo/go/net/interface.go
+++ b/libgo/go/net/interface.go
@@ -211,30 +211,30 @@ func (zc *ipv6ZoneCache) update(ift []Interface) {
 	}
 }
 
-func zoneToString(zone int) string {
-	if zone == 0 {
+func (zc *ipv6ZoneCache) name(index int) string {
+	if index == 0 {
 		return ""
 	}
 	zoneCache.update(nil)
 	zoneCache.RLock()
 	defer zoneCache.RUnlock()
-	name, ok := zoneCache.toName[zone]
+	name, ok := zoneCache.toName[index]
 	if !ok {
-		name = uitoa(uint(zone))
+		name = uitoa(uint(index))
 	}
 	return name
 }
 
-func zoneToInt(zone string) int {
-	if zone == "" {
+func (zc *ipv6ZoneCache) index(name string) int {
+	if name == "" {
 		return 0
 	}
 	zoneCache.update(nil)
 	zoneCache.RLock()
 	defer zoneCache.RUnlock()
-	index, ok := zoneCache.toIndex[zone]
+	index, ok := zoneCache.toIndex[name]
 	if !ok {
-		index, _, _ = dtoi(zone)
+		index, _, _ = dtoi(name)
 	}
 	return index
 }