Rename WebKit namespace to blink (part 3)

content/renderer/menu_item_builder.h

 // Copyright 2013 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.
 
 #ifndef CONTENT_RENDERER_MENU_ITEM_BUILDER_H_
 #define CONTENT_RENDERER_MENU_ITEM_BUILDER_H_
 
-namespace WebKit {
+namespace blink {
 struct WebMenuItemInfo;
 }
 
 namespace content {
 struct MenuItem;
 
 class MenuItemBuilder {
  public:
-  static MenuItem Build(const WebKit::WebMenuItemInfo& item);
+  static MenuItem Build(const blink::WebMenuItemInfo& item);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MENU_ITEM_BUILDER_H_