ReplicationQueue: Remove unused import

Signed-off-by: Edwin Kempin <ekempin@google.com>
Change-Id: I1087f6dd559f27ebfc913cd2a1218358c6e5c1d2

src/main/java/com/googlesource/gerrit/plugins/replication/ReplicationQueue.java

diff --git a/src/main/java/com/googlesource/gerrit/plugins/replication/ReplicationQueue.java b/src/main/java/com/googlesource/gerrit/plugins/replication/ReplicationQueue.java
index 47ed6b0..5691ac2 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/replication/ReplicationQueue.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/replication/ReplicationQueue.java
@@ -17,7 +17,6 @@
 import static java.util.concurrent.TimeUnit.SECONDS;
 
 import com.google.auto.value.AutoValue;
-import com.google.auto.value.extension.memoized.Memoized;
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.Queues;
 import com.google.gerrit.common.UsedAt;