Revert "Delete event file only after replication completed for all destinations"

This reverts commit d557ccc642c59a55750f560ce0d98870e1550d65.

Reason for revert: This fix did not solve the problem, see associated issue.

Bug: Issue 11172
Change-Id: Ifc2e7209bd86163e945f0595ff0ebd681932053f
diff --git a/src/main/java/com/googlesource/gerrit/plugins/replication/ReplicationState.java b/src/main/java/com/googlesource/gerrit/plugins/replication/ReplicationState.java
index ec878db..6f0803a 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/replication/ReplicationState.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/replication/ReplicationState.java
@@ -86,6 +86,7 @@
       URIish uri,
       RefPushResult status,
       RemoteRefUpdate.Status refUpdateStatus) {
+    deleteEvent();
     pushResultProcessing.onRefReplicatedToOneNode(project, ref, uri, status, refUpdateStatus);
 
     RefReplicationStatus completedRefStatus = null;
@@ -115,6 +116,12 @@
     }
   }
 
+  private void deleteEvent() {
+    if (eventKey != null) {
+      eventsStorage.delete(eventKey);
+    }
+  }
+
   public void markAllPushTasksScheduled() {
     countingLock.lock();
     try {
@@ -145,17 +152,10 @@
   }
 
   private void doRefPushTasksCompleted(RefReplicationStatus refStatus) {
-    deleteEvent();
     pushResultProcessing.onRefReplicatedToAllNodes(
         refStatus.project, refStatus.ref, refStatus.nodesToReplicateCount);
   }
 
-  private void deleteEvent() {
-    if (eventKey != null) {
-      eventsStorage.delete(eventKey);
-    }
-  }
-
   private RefReplicationStatus getRefStatus(String project, String ref) {
     if (!statusByProjectRef.contains(project, ref)) {
       RefReplicationStatus refStatus = new RefReplicationStatus(project, ref);