diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index 78a8427..c070539 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -465,6 +465,9 @@
     // Temporary - Used only for LEGACY camera mode.
     uint32_t getProducerStickyTransform() const;
 
+    // Loads the corresponding system property once per process
+    static bool latchUnsignaledBuffers();
+
     // -----------------------------------------------------------------------
 
     class SyncPoint