Toggle avatar color when window activation changes.

ui/views/widget/widget.cc

Index: ui/views/widget/widget.cc
diff --git a/ui/views/widget/widget.cc b/ui/views/widget/widget.cc
index 4c44b655a42a82b49d5df4b5d62700f7a5cf8eea..34824ab825d2eaa43a0956978285b6c896ede2d7 100644
--- a/ui/views/widget/widget.cc
+++ b/ui/views/widget/widget.cc
@@ -1036,8 +1036,11 @@ void Widget::OnNativeWidgetActivationChanged(bool active) {
   FOR_EACH_OBSERVER(WidgetObserver, observers_,
                     OnWidgetActivationChanged(this, active));
 
-  if (IsVisible() && non_client_view())
-    non_client_view()->frame_view()->SchedulePaint();
+  if (non_client_view()) {
+    non_client_view()->frame_view()->ActivationChanged(active);
+    if (IsVisible())
+      non_client_view()->frame_view()->SchedulePaint();
+  }
 }
 
 void Widget::OnNativeFocus() {