diff --git a/libs/gui/tests/Surface_test.cpp b/libs/gui/tests/Surface_test.cpp
index 59b0c04..a02970c 100644
--- a/libs/gui/tests/Surface_test.cpp
+++ b/libs/gui/tests/Surface_test.cpp
@@ -904,6 +904,16 @@
 
     status_t getMaxAcquiredBufferCount(int* /*buffers*/) const override { return NO_ERROR; }
 
+    status_t addWindowInfosListener(
+            const sp<gui::IWindowInfosListener>& /*windowInfosListener*/) const override {
+        return NO_ERROR;
+    }
+
+    status_t removeWindowInfosListener(
+            const sp<gui::IWindowInfosListener>& /*windowInfosListener*/) const override {
+        return NO_ERROR;
+    }
+
 protected:
     IBinder* onAsBinder() override { return nullptr; }