[Mac] Restore the Chrome main menu if there are no windows on the active space.

chrome/browser/ui/cocoa/apps/app_shim_menu_controller_mac.mm

Index: chrome/browser/ui/cocoa/apps/app_shim_menu_controller_mac.mm
diff --git a/chrome/browser/ui/cocoa/apps/app_shim_menu_controller_mac.mm b/chrome/browser/ui/cocoa/apps/app_shim_menu_controller_mac.mm
index f809da51ac507d8781723512e13b3e130aaa9a8b..b437f6be5e65955cc82317edb33db9c632e8bca9 100644
--- a/chrome/browser/ui/cocoa/apps/app_shim_menu_controller_mac.mm
+++ b/chrome/browser/ui/cocoa/apps/app_shim_menu_controller_mac.mm
@@ -398,7 +398,7 @@ void SetItemWithTagVisible(NSMenuItem* top_level_item,
     // will be changed when another window becomes main. Otherwise, restore the
     // Chrome menu.
     for (NSWindow* w : [NSApp windows]) {
-      if ([w canBecomeMainWindow] && ![w isEqual:window])
+      if ([w canBecomeMainWindow] && ![w isEqual:window] && [w isOnActiveSpace])
         return;
     }