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remove an unused variable (#3278)

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Signed-off-by: yeya24 <yb532204897@gmail.com>
This commit is contained in:
yeya24 2019-09-16 02:28:42 -04:00 committed by Miek Gieben
parent ac36144f07
commit 88d25cdc20
1 changed files with 0 additions and 3 deletions
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3
plugin/health/overloaded.go
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@ -2,7 +2,6 @@ package health
import (
"net/http"
"sync"
"time"
"github.com/coredns/coredns/plugin"
@ -48,5 +47,3 @@ var (
Help: "Histogram of the time (in seconds) each request took.",
})
)
var once sync.Once