Revert 85330 - GTK: Bring global menu out of about:flags.

chrome/browser/ui/gtk/browser_window_gtk.cc

Index: chrome/browser/ui/gtk/browser_window_gtk.cc
===================================================================
--- chrome/browser/ui/gtk/browser_window_gtk.cc	(revision 85340)
+++ chrome/browser/ui/gtk/browser_window_gtk.cc	(working copy)
@@ -1607,8 +1607,10 @@
   // fool the Unity desktop, which will mirror the contents of the first
   // GtkMenuBar it sees into the global menu bar. (It doesn't seem to check the
   // visibility of the GtkMenuBar, so we can just permanently hide it.)
-  global_menu_bar_.reset(new GlobalMenuBar(browser_.get()));
-  gtk_container_add(GTK_CONTAINER(window_vbox_), global_menu_bar_->widget());
+  if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kGlobalGnomeMenu)) {
+    global_menu_bar_.reset(new GlobalMenuBar(browser_.get()));
+    gtk_container_add(GTK_CONTAINER(window_vbox_), global_menu_bar_->widget());
+  }
 
   // The window container draws the custom browser frame.
   window_container_ = gtk_alignment_new(0.0, 0.0, 1.0, 1.0);