Merge pull request #1101 from ioito/automated-cherry-pick-of-#1099-up…

…stream-master

Automated cherry pick of #1099: fix(ucloud): avoid panic when sync vm tags

pkg/multicloud/ucloud/instance.go

@@ -184,28 +184,6 @@ func (self *SInstance) Refresh() error {
 	return jsonutils.Update(self, new)
 }
 
-func (self *SInstance) IsEmulated() bool {
-	return false
-}
-
-func (self *SInstance) GetSysTags() map[string]string {
-	data := map[string]string{}
-	// todo: add price key here
-	data["zone_ext_id"] = self.host.zone.GetGlobalId()
-	if len(self.BasicImageID) > 0 {
-		if image, err := self.host.zone.region.GetImage(self.BasicImageID); err != nil {
-			log.Errorf("Failed to find image %s for instance %s", self.BasicImageID, self.GetName())
-		} else {
-			meta := image.GetSysTags()
-			for k, v := range meta {
-				data[k] = v
-			}
-		}
-	}
-
-	return data
-}
-
 // 计费模式，枚举值为： Year，按年付费； Month，按月付费； Dynamic，按需付费（需开启权限）；
 func (self *SInstance) GetBillingType() string {
 	switch self.ChargeType {