Index: content/browser/service_worker/service_worker_version.h |
diff --git a/content/browser/service_worker/service_worker_version.h b/content/browser/service_worker/service_worker_version.h |
index 244378b841b160e35c2bf38c837ffd4d9ab13426..c234eb157253d835e1735d7d48f7e033797b98e2 100644 |
--- a/content/browser/service_worker/service_worker_version.h |
+++ b/content/browser/service_worker/service_worker_version.h |
@@ -124,6 +124,7 @@ class CONTENT_EXPORT ServiceWorkerVersion |
virtual void OnCachedMetadataUpdated(ServiceWorkerVersion* version) {} |
protected: |
+ Listener() = default; |
virtual ~Listener() {} |
}; |