From 666ab7e7a0c79c2e901c805de62524284179162c Mon Sep 17 00:00:00 2001
From: Bogdan Drutu <bogdandrutu@gmail.com>
Date: Thu, 14 Dec 2023 10:36:51 -0800
Subject: [PATCH] [chore] remove unused private variable

Signed-off-by: Bogdan Drutu <bogdandrutu@gmail.com>
---
 exporter/carbonexporter/metricdata_to_plaintext.go | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/exporter/carbonexporter/metricdata_to_plaintext.go b/exporter/carbonexporter/metricdata_to_plaintext.go
index cf9694bd7f29..1102b5fbe475 100644
--- a/exporter/carbonexporter/metricdata_to_plaintext.go
+++ b/exporter/carbonexporter/metricdata_to_plaintext.go
@@ -16,10 +16,9 @@ const (
 	sanitizedRune = '_'
 
 	// Tag related constants per Carbon plaintext protocol.
-	tagPrefix                 = ";"
-	tagKeyValueSeparator      = "="
-	tagValueEmptyPlaceholder  = "<empty>"
-	tagValueNotSetPlaceholder = "<null>"
+	tagPrefix                = ";"
+	tagKeyValueSeparator     = "="
+	tagValueEmptyPlaceholder = "<empty>"
 
 	// Constants used when converting from distribution metrics to Carbon format.
 	distributionBucketSuffix             = ".bucket"