diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index 9e910a8..7b6709e 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -617,7 +617,7 @@
     ssize_t removeChild(const sp<Layer>& layer);
     sp<Layer> getParent() const { return mCurrentParent.promote(); }
     bool hasParent() const { return getParent() != nullptr; }
-    Rect computeScreenBounds() const;
+    Rect computeScreenBounds(bool reduceTransparentRegion = true) const;
     bool setChildLayer(const sp<Layer>& childLayer, int32_t z);
     bool setChildRelativeLayer(const sp<Layer>& childLayer,
             const sp<IBinder>& relativeToHandle, int32_t relativeZ);