manager.rb in newrelic_rpm-8.9.0

- old
+ new

@@ -251,11 +251,11 @@
           else
             parse_labels_from_dictionary
           end
         rescue => e
           NewRelic::Agent.logger.error(PARSING_LABELS_FAILURE, e)
-          []
+          NewRelic::EMPTY_ARRAY
         end
 
         def parse_labels_from_string
           labels = NewRelic::Agent.config[:labels]
           label_pairs = break_label_string_into_pairs(labels)
@@ -291,10 +291,10 @@
           # This can accept a hash, so force it down to an array of pairs first
           pairs = Array(pairs)
 
           unless valid_label_pairs?(pairs)
             NewRelic::Agent.logger.warn("#{MALFORMED_LABELS_WARNING}: #{labels || pairs}")
-            return []
+            return NewRelic::EMPTY_ARRAY
           end
 
           pairs = limit_number_of_labels(pairs)
           pairs = remove_duplicates(pairs)
           pairs.map do |key, value|