Index: ui/views/widget/widget_observer.h |
diff --git a/ui/views/widget/widget_observer.h b/ui/views/widget/widget_observer.h |
index 2cad7142e2584eb592c64f4c138a7d707d1c5452..691da84e278ed80167356059627ecbde819439f2 100644 |
--- a/ui/views/widget/widget_observer.h |
+++ b/ui/views/widget/widget_observer.h |
@@ -47,6 +47,7 @@ class VIEWS_EXPORT WidgetObserver { |
const gfx::Rect& new_bounds) {} |
protected: |
+ WidgetObserver() = default; |
virtual ~WidgetObserver() {} |
}; |