Add comment about _tracker->_reply and _delayed_reply in ApplyBucketDiffState
pointing to the same reply.
@@ -45,6 +45,7 @@ ApplyBucketDiffState::~ApplyBucketDiffState()
if (_sender) {
_sender->sendReply(std::move(_delayed_reply));
} else {
+ // _tracker->_reply and _delayed_reply points to the same reply.
_tracker->sendReply();
}
}
