metrics: change MetricsEnabledFlag to be const

b4b27eba · Bo Ye · 8c037dc4 · b4b27eba
Commit b4b27eba authored Aug 22, 2017 by Bo Ye
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metrics.go metrics/metrics.go +1 -1

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--- a/metrics/metrics.go
+++ b/metrics/metrics.go
@@ -29,7 +29,7 @@ import (
 )

 // MetricsEnabledFlag is the CLI flag name to use to enable metrics collections.
-var MetricsEnabledFlag = "metrics"
+const MetricsEnabledFlag = "metrics"

 // Enabled is the flag specifying if metrics are enable or not.
 var Enabled = false