diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index 8227dae..d979a41 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -446,6 +446,7 @@
 
     std::vector<OccupancyTracker::Segment> getOccupancyHistory(bool forceFlush);
 
+    void onDisconnect();
     void addAndGetFrameTimestamps(const NewFrameEventsEntry* newEntry,
             FrameEventHistoryDelta* outDelta);