Remove MissingParentObjectException in ReplicationQueue

Change-Id: Ia7559a80b149e4300b7b1ff2371041341ec8c52a
diff --git a/src/main/java/com/googlesource/gerrit/plugins/replication/pull/ReplicationQueue.java b/src/main/java/com/googlesource/gerrit/plugins/replication/pull/ReplicationQueue.java
index e612efa..b5f5210 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/replication/pull/ReplicationQueue.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/replication/pull/ReplicationQueue.java
@@ -404,7 +404,7 @@
       long eventCreatedOn,
       boolean isDelete,
       List<RevisionData> revision)
-      throws MissingParentObjectException, IOException {
+      throws IOException {
     String revisionDataStr =
         Optional.ofNullable(revision).orElse(ImmutableList.of()).stream()
             .map(RevisionData::toString)