diff --git a/include/private/gui/LayerState.h b/include/private/gui/LayerState.h
index 65d9eb3..a7eb48c 100644
--- a/include/private/gui/LayerState.h
+++ b/include/private/gui/LayerState.h
@@ -107,11 +107,9 @@
     };
 
     enum {
-        eSurfaceChanged     = 0x01,
-        eLayerStackChanged  = 0x02,
-        eOrientationChanged = 0x04,
-        eViewportChanged    = 0x08,
-        eFrameChanged       = 0x10
+        eSurfaceChanged             = 0x01,
+        eLayerStackChanged          = 0x02,
+        eDisplayProjectionChanged   = 0x04
     };
 
     uint32_t what;