diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index cdd8d3f..8ad0116 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -221,6 +221,8 @@
     explicit Layer(const LayerCreationArgs& args);
     virtual ~Layer();
 
+    void onFirstRef() override;
+
     int getWindowType() const { return mWindowType; }
 
     void setPrimaryDisplayOnly() { mPrimaryDisplayOnly = true; }