diff --git a/tests/DeferredCanvasTest.cpp b/tests/DeferredCanvasTest.cpp
index 8a834be..a052c2e 100644
--- a/tests/DeferredCanvasTest.cpp
+++ b/tests/DeferredCanvasTest.cpp
@@ -260,6 +260,9 @@
     int fStorageAllocatedChangedCount;
     int fFlushedDrawCommandsCount;
     int fSkippedPendingDrawCommandsCount;
+
+private:
+    typedef SkDeferredCanvas::NotificationClient INHERITED;
 };
 
 static void TestDeferredCanvasBitmapCaching(skiatest::Reporter* reporter) {