diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index 7d40774..326e1f6 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -347,6 +347,7 @@
     void useSurfaceDamage();
     void useEmptyDamage();
     Region getVisibleRegion(const DisplayDevice*) const;
+    void updateLastLatchTime(nsecs_t latchtime);
 
     /*
      * isOpaque - true if this surface is opaque
@@ -623,7 +624,7 @@
      * doTransaction - process the transaction. This is a good place to figure
      * out which attributes of the surface have changed.
      */
-    virtual uint32_t doTransaction(uint32_t transactionFlags, nsecs_t currentLatchTime);
+    virtual uint32_t doTransaction(uint32_t transactionFlags);
 
     /*
      * Remove relative z for the layer if its relative parent is not part of the
@@ -860,7 +861,7 @@
     void preparePerFrameCompositionState();
     void preparePerFrameBufferCompositionState();
     void preparePerFrameEffectsCompositionState();
-    virtual void commitTransaction(State& stateToCommit, nsecs_t currentLatchTime = 0);
+    virtual void commitTransaction(State& stateToCommit);
     void gatherBufferInfo();
     void onSurfaceFrameCreated(const std::shared_ptr<frametimeline::SurfaceFrame>&);