diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index 6546973..0877131 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -471,7 +471,9 @@
     status_t getProtectedContentSupport(bool* outSupported) const override;
     status_t isWideColorDisplay(const sp<IBinder>& displayToken,
                                 bool* outIsWideColorDisplay) const override;
-
+    status_t addRegionSamplingListener(const Rect& samplingArea, const sp<IBinder>& stopLayerHandle,
+                                       const sp<IRegionSamplingListener>& listener) override;
+    status_t removeRegionSamplingListener(const sp<IRegionSamplingListener>& listener) override;
     /* ------------------------------------------------------------------------
      * DeathRecipient interface
      */