$OpenBSD: patch-chrome_browser_ui_panels_panel_manager_cc,v 1.6 2016/05/28 14:49:39 robert Exp $
--- chrome/browser/ui/panels/panel_manager.cc.orig.port	Wed May 25 04:54:10 2016
+++ chrome/browser/ui/panels/panel_manager.cc	Thu May 26 08:09:41 2016
@@ -143,7 +143,7 @@ bool PanelManager::ShouldUsePanels(const std::string& 
 // static
 bool PanelManager::IsPanelStackingEnabled() {
   // Stacked panel mode is not supported in linux-aura.
-#if defined(OS_LINUX)
+#if defined(OS_LINUX) || defined(OS_BSD)
   return false;
 #else
   return true;
