RabbitMqBrokerApi.java: Removed unused logger

Change-Id: Iae16cb7fa2dd85ac3a6cfefd4268f527a766bff2
diff --git a/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/RabbitMqBrokerApi.java b/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/RabbitMqBrokerApi.java
index 3601bd0..e0a2a01 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/RabbitMqBrokerApi.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/rabbitmq/RabbitMqBrokerApi.java
@@ -17,7 +17,6 @@
 import com.gerritforge.gerrit.eventbroker.BrokerApi;
 import com.gerritforge.gerrit.eventbroker.TopicSubscriber;
 import com.google.common.collect.ImmutableSet;
-import com.google.common.flogger.FluentLogger;
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.gerrit.server.events.Event;
 import com.google.inject.Inject;
@@ -30,8 +29,6 @@
 import org.apache.commons.lang3.NotImplementedException;
 
 public class RabbitMqBrokerApi implements BrokerApi {
-  private static final FluentLogger logger = FluentLogger.forEnclosingClass();
-
   private final BrokerApiPublisher publisher;
   private final BrokerApiSubscribers subscribers;
   private final Set<TopicSubscriber> topicSubscribers;