Add EventCompletionAction::AckMonitorEvent

XXX

Author: valentinewallace

lightning/src/ln/channelmanager.rs

@@ -1553,6 +1553,8 @@ pub(crate) enum EventCompletionAction {
 	/// fully-resolved in the [`ChannelMonitor`], which we do via this action.
 	/// Note that this action will be dropped on downgrade to LDK prior to 0.2!
 	ReleasePaymentCompleteChannelMonitorUpdate(PaymentCompleteUpdate),
+	/// XXX
+	AckMonitorEvent { event_id: MonitorEventSource },
 }
 impl_writeable_tlv_based_enum!(EventCompletionAction,
 	(0, ReleaseRAAChannelMonitorUpdate) => {
@@ -1564,6 +1566,9 @@ impl_writeable_tlv_based_enum!(EventCompletionAction,
 			}
 			ChannelId::v1_from_funding_outpoint(channel_funding_outpoint.unwrap())
 		})),
+	},
+	(3, AckMonitorEvent) => {
+		(1, event_id, required),
 	}
 	{1, ReleasePaymentCompleteChannelMonitorUpdate} => (),
 );
@@ -15375,6 +15380,9 @@ impl<
 						}
 					}
 				},
+				EventCompletionAction::AckMonitorEvent { event_id } => {
+					self.chain_monitor.ack_monitor_event(event_id);
+				},
 			}
 		}
 	}