diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index 8d2a048..d382a1a 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -297,6 +297,13 @@
     bool reparent(const sp<IBinder>& newParentHandle);
     bool detachChildren();
 
+    // Before color management is introduced, contents on Android have to be
+    // desaturated in order to match what they appears like visually.
+    // With color management, these contents will appear desaturated, thus
+    // needed to be saturated so that they match what they are designed for
+    // visually. When returns true, legacy SRGB data space is passed to HWC.
+    bool isLegacySrgbDataSpace() const;
+
     // If we have received a new buffer this frame, we will pass its surface
     // damage down to hardware composer. Otherwise, we must send a region with
     // one empty rect.