diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index 7d085a4..ba7184f 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -145,7 +145,7 @@
     status_t setBuffers(uint32_t w, uint32_t h, PixelFormat format, uint32_t flags);
 
     // modify current state
-    bool setPosition(float x, float y);
+    bool setPosition(float x, float y, bool immediate);
     bool setLayer(uint32_t z);
     bool setSize(uint32_t w, uint32_t h);
 #ifdef USE_HWC2
@@ -596,6 +596,7 @@
     bool mUpdateTexImageFailed; // This is only modified from the main thread
 
     bool mAutoRefresh;
+    bool mFreezePositionUpdates;
 };
 
 // ---------------------------------------------------------------------------