Delete the GTK+ port of Chrome.

chrome/browser/ui/toolbar/bookmark_sub_menu_model.h

Index: chrome/browser/ui/toolbar/bookmark_sub_menu_model.h
diff --git a/chrome/browser/ui/toolbar/bookmark_sub_menu_model.h b/chrome/browser/ui/toolbar/bookmark_sub_menu_model.h
index d1e7b0c7fb6d07f1e3dd6f89cee9a71f2de410cf..962482276dc6580ed40a26a8cec9494af3acfb33 100644
--- a/chrome/browser/ui/toolbar/bookmark_sub_menu_model.h
+++ b/chrome/browser/ui/toolbar/bookmark_sub_menu_model.h
@@ -8,14 +8,6 @@
 // For views and cocoa, we have complex delegate systems to handle
 // injecting the bookmarks to the bookmark submenu. This is done to support
 // advanced interactions with the menu contents, like right click context menus.
-// For the time being on GTK systems, we have a dedicated bookmark menu model in
-// chrome/browser/ui/gtk/bookmark_sub_menu_model_gtk.h instead.
-
-#if defined(TOOLKIT_GTK)
-
-#include "chrome/browser/ui/gtk/bookmarks/bookmark_sub_menu_model_gtk.h"
-
-#else  // defined(TOOLKIT_GTK)
 
 #include "ui/base/models/simple_menu_model.h"
 
@@ -33,6 +25,4 @@ class BookmarkSubMenuModel : public ui::SimpleMenuModel {
   DISALLOW_COPY_AND_ASSIGN(BookmarkSubMenuModel);
 };
 
-#endif  // defined(TOOLKIT_GTK)
-
 #endif  // CHROME_BROWSER_UI_TOOLBAR_BOOKMARK_SUB_MENU_MODEL_H_