Removing deprecated GTK-Views code.

ui/views/controls/menu/menu_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 "ui/views/controls/menu/menu_gtk.h"
-
-#include "base/logging.h"
-
-namespace views {
-
-// static
-Menu* Menu::Create(Delegate* delegate,
-                   AnchorPoint anchor,
-                   gfx::NativeView parent) {
-  return new MenuGtk(delegate, anchor, parent);
-}
-
-// static
-Menu* Menu::GetSystemMenu(gfx::NativeWindow parent) {
-  NOTIMPLEMENTED();
-  return NULL;
-}
-
-MenuGtk::MenuGtk(Delegate* d, AnchorPoint anchor, gfx::NativeView owner)
-    : Menu(d, anchor) {
-  DCHECK(delegate());
-}
-
-MenuGtk::~MenuGtk() {
-}
-
-Menu* MenuGtk::AddSubMenuWithIcon(int index,
-                                  int item_id,
-                                  const string16& label,
-                                  const SkBitmap& icon) {
-  NOTIMPLEMENTED();
-  return NULL;
-}
-
-void MenuGtk::AddSeparator(int index) {
-  NOTIMPLEMENTED();
-}
-
-void MenuGtk::EnableMenuItemByID(int item_id, bool enabled) {
-  NOTIMPLEMENTED();
-}
-
-void MenuGtk::EnableMenuItemAt(int index, bool enabled) {
-  NOTIMPLEMENTED();
-}
-
-void MenuGtk::SetMenuLabel(int item_id, const string16& label) {
-  NOTIMPLEMENTED();
-}
-
-bool MenuGtk::SetIcon(const SkBitmap& icon, int item_id) {
-  NOTIMPLEMENTED();
-  return false;
-}
-
-void MenuGtk::RunMenuAt(int x, int y) {
-  NOTIMPLEMENTED();
-}
-
-void MenuGtk::Cancel() {
-  NOTIMPLEMENTED();
-}
-
-int MenuGtk::ItemCount() {
-  NOTIMPLEMENTED();
-  return 0;
-}
-
-void MenuGtk::AddMenuItemInternal(int index,
-                                  int item_id,
-                                  const string16& label,
-                                  const SkBitmap& icon,
-                                  MenuItemType type) {
-  NOTIMPLEMENTED();
-}
-
-}  // namespace views