diff --git a/libs/surfaceflinger/Layer.h b/libs/surfaceflinger/Layer.h
index 4c13d6e..add5d50 100644
--- a/libs/surfaceflinger/Layer.h
+++ b/libs/surfaceflinger/Layer.h
@@ -101,7 +101,7 @@
 
     status_t resize(int32_t index, uint32_t w, uint32_t h, const char* what);
     Region post(uint32_t* oldState, bool& recomputeVisibleRegions);
-    sp<SurfaceBuffer> peekBuffer();
+    sp<SurfaceBuffer> peekBuffer(int usage);
     void destroy();
     void scheduleBroadcast();
 
@@ -114,7 +114,7 @@
                 ~SurfaceLayer();
 
     private:
-        virtual sp<SurfaceBuffer> getBuffer();
+        virtual sp<SurfaceBuffer> getBuffer(int usage);
 
         sp<Layer> getOwner() const {
             return static_cast<Layer*>(Surface::getOwner().get());