diff --git a/HandleType.h b/HandleType.h
index 179c4b8..6ff7464 100644
--- a/HandleType.h
+++ b/HandleType.h
@@ -34,6 +34,8 @@
     bool needsEmbeddedReadWrite() const override;
 
     bool isJavaCompatible() const override;
+
+    void getAlignmentAndSize(size_t *align, size_t *size) const override;
 };
 
 }  // namespace android