diff --git a/services/surfaceflinger/LayerDim.h b/services/surfaceflinger/LayerDim.h
index 2d9eaef..a0ec593 100644
--- a/services/surfaceflinger/LayerDim.h
+++ b/services/surfaceflinger/LayerDim.h
@@ -36,7 +36,7 @@
                         const sp<Client>& client);
         virtual ~LayerDim();
 
-    virtual void onDraw(const DisplayHardware& hw, const Region& clip) const;
+    virtual void onDraw(const DisplayDevice& hw, const Region& clip) const;
     virtual bool isOpaque() const         { return false; }
     virtual bool isSecure() const         { return false; }
     virtual bool isProtectedByApp() const { return false; }