ReplicationStateTest: Remove unused mock ReplicationTasksStorage

Change-Id: I285805381512d76437ad740764697784b8f39c9e

src/test/java/com/googlesource/gerrit/plugins/replication/ReplicationStateTest.java

diff --git a/src/test/java/com/googlesource/gerrit/plugins/replication/ReplicationStateTest.java b/src/test/java/com/googlesource/gerrit/plugins/replication/ReplicationStateTest.java
index 2767f53..193af1e 100644
--- a/src/test/java/com/googlesource/gerrit/plugins/replication/ReplicationStateTest.java
+++ b/src/test/java/com/googlesource/gerrit/plugins/replication/ReplicationStateTest.java
@@ -32,14 +32,11 @@
 
   private ReplicationState replicationState;
   private PushResultProcessing pushResultProcessingMock;
-  private ReplicationTasksStorage eventsStorage;
 
   @Before
   public void setUp() throws Exception {
     pushResultProcessingMock = createNiceMock(PushResultProcessing.class);
     replay(pushResultProcessingMock);
-    eventsStorage = createNiceMock(ReplicationTasksStorage.class);
-    replay(eventsStorage);
     replicationState = new ReplicationState(pushResultProcessingMock);
   }