Add --use-more-webui runtime flag to toggle WebUI replacements for native dialogs.

chrome/browser/ui/gtk/bookmarks/bookmark_editor_gtk.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/gtk/bookmarks/bookmark_editor_gtk.h"
 
 #include <gtk/gtk.h>
 #include <set>
 
 #include "base/basictypes.h"
@@ skipping 239 matching lines @@
   BookmarkEditorGtk* editor_;
 
   // If true, we're running the menu for the bookmark bar or other bookmarks
   // nodes.
   bool running_menu_for_root_;
 
   DISALLOW_COPY_AND_ASSIGN(ContextMenuController);
 };
 
 // static
-void BookmarkEditor::Show(gfx::NativeWindow parent_hwnd,
-                          Profile* profile,
-                          const BookmarkNode* parent,
-                          const EditDetails& details,
-                          Configuration configuration) {
+void BookmarkEditor::ShowNative(gfx::NativeWindow parent_hwnd,
+                                Profile* profile,
+                                const BookmarkNode* parent,
+                                const EditDetails& details,
+                                Configuration configuration) {
   DCHECK(profile);
   BookmarkEditorGtk* editor =
       new BookmarkEditorGtk(parent_hwnd, profile, parent, details,
                             configuration);
   editor->Show();
 }
 
 BookmarkEditorGtk::BookmarkEditorGtk(
     GtkWindow* window,
     Profile* profile,
@@ skipping 404 matching lines @@
       GTK_TREE_MODEL(tree_store_), &new_item_iter);
   gtk_tree_view_expand_to_path(GTK_TREE_VIEW(tree_view_), path);
 
   // Make the folder name editable.
   gtk_tree_view_set_cursor(GTK_TREE_VIEW(tree_view_), path,
       gtk_tree_view_get_column(GTK_TREE_VIEW(tree_view_), 0),
       TRUE);
 
   gtk_tree_path_free(path);
 }