Index: components/mus/public/cpp/lib/window.cc |
diff --git a/components/mus/public/cpp/lib/window.cc b/components/mus/public/cpp/lib/window.cc |
index aae1e20baf8ae48e0b1a9fd1bf44a274f3695f55..4885537b47398550b758905c4da2953ea23171b5 100644 |
--- a/components/mus/public/cpp/lib/window.cc |
+++ b/components/mus/public/cpp/lib/window.cc |
@@ -778,6 +778,7 @@ bool Window::ReorderImpl(Window* window, |
DCHECK(relative); |
DCHECK_NE(window, relative); |
DCHECK_EQ(window->parent(), relative->parent()); |
+ DCHECK(window->parent()); |
if (!AdjustStackingForTransientWindows(&window, &relative, &direction, |
window->stacking_target_)) |