diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index acdd01d..7a7c503 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -249,7 +249,7 @@
     // true if this layer is visible, false otherwise
     virtual bool isVisible() const;
 
-    virtual sp<Layer> createClone();
+    virtual sp<Layer> createClone(uint32_t mirrorRoot);
 
     // Set a 2x2 transformation matrix on the layer. This transform
     // will be applied after parent transforms, but before any final
@@ -898,7 +898,7 @@
     friend class TransactionFrameTracerTest;
     friend class TransactionSurfaceFrameTest;
 
-    virtual void setInitialValuesForClone(const sp<Layer>& clonedFrom);
+    virtual void setInitialValuesForClone(const sp<Layer>& clonedFrom, uint32_t mirrorRootId);
     void preparePerFrameCompositionState();
     void preparePerFrameBufferCompositionState();
     void preparePerFrameEffectsCompositionState();