[VOL-5291] On demand statistics for ONU and OLT

Change-Id: I4850bb0f0d2235122cb0c1bcf835b3672bb34436
Signed-off-by: Akash Reddy Kankanala <akash.kankanala@radisys.com>
diff --git a/vendor/google.golang.org/grpc/grpclog/loggerv2.go b/vendor/google.golang.org/grpc/grpclog/loggerv2.go
index b5560b4..5de66e4 100644
--- a/vendor/google.golang.org/grpc/grpclog/loggerv2.go
+++ b/vendor/google.golang.org/grpc/grpclog/loggerv2.go
@@ -22,7 +22,6 @@
 	"encoding/json"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"log"
 	"os"
 	"strconv"
@@ -140,9 +139,9 @@
 // newLoggerV2 creates a loggerV2 to be used as default logger.
 // All logs are written to stderr.
 func newLoggerV2() LoggerV2 {
-	errorW := ioutil.Discard
-	warningW := ioutil.Discard
-	infoW := ioutil.Discard
+	errorW := io.Discard
+	warningW := io.Discard
+	infoW := io.Discard
 
 	logLevel := os.Getenv("GRPC_GO_LOG_SEVERITY_LEVEL")
 	switch logLevel {