Remove redundant WorkerInstanceKey assignment in UpdateActivity callback

rkannan82 · rkannan82 · commit f74ef2e08db6 · 2026-02-11T11:45:24.000-08:00
diff --git a/service/history/workflow/mutable_state_impl.go b/service/history/workflow/mutable_state_impl.go
@@ -4099,7 +4099,6 @@ func (ms *MutableStateImpl) AddActivityTaskStartedEvent(
 		activityInfo.RequestId = requestID
 		activityInfo.StartedTime = timestamppb.New(ms.timeSource.Now())
 		activityInfo.StartedIdentity = identity
-		activityInfo.WorkerInstanceKey = workerInstanceKey
 		return nil
 	}); err != nil {
 		return nil, err
