revive the copybit test.
diff --git a/include/private/ui/SurfaceBuffer.h b/include/private/ui/SurfaceBuffer.h
index c45abeb..bf68406 100644
--- a/include/private/ui/SurfaceBuffer.h
+++ b/include/private/ui/SurfaceBuffer.h
@@ -29,6 +29,7 @@
 // ---------------------------------------------------------------------------
 
 class BufferMapper;
+class Parcel;
 class Rect;
 class Surface;
 class SurfaceBuffer;