diff --git a/services/surfaceflinger/TransactionCallbackInvoker.h b/services/surfaceflinger/TransactionCallbackInvoker.h
index e203d41..6f67947 100644
--- a/services/surfaceflinger/TransactionCallbackInvoker.h
+++ b/services/surfaceflinger/TransactionCallbackInvoker.h
@@ -71,8 +71,10 @@
 
     // Adds the Transaction CallbackHandle from a layer that does not need to be relatched and
     // presented this frame.
-    status_t registerUnpresentedCallbackHandle(const sp<CallbackHandle>& handle);
-    void addEmptyTransaction(const ListenerCallbacks& listenerCallbacks);
+    status_t addUnpresentedCallbackHandle(const sp<CallbackHandle>& handle);
+    // Adds the callback handles for empty transactions or for non-buffer layer updates which do not
+    // include layer stats.
+    void addEmptyCallback(const ListenerCallbacks& listenerCallbacks);
 
     void addPresentFence(const sp<Fence>& presentFence);
 
@@ -81,14 +83,12 @@
         mCompletedTransactions.clear();
     }
 
-    status_t addCallbackHandle(const sp<CallbackHandle>& handle,
-                               const std::vector<JankData>& jankData);
-
-
 private:
     status_t findOrCreateTransactionStats(const sp<IBinder>& listener,
                                           const std::vector<CallbackId>& callbackIds,
                                           TransactionStats** outTransactionStats);
+    status_t addCallbackHandle(const sp<CallbackHandle>& handle,
+                               const std::vector<JankData>& jankData);
 
     std::unordered_map<sp<IBinder>, std::deque<TransactionStats>, IListenerHash>
         mCompletedTransactions;