[Clean Skeleton] Migrate code to clean/

ios/chrome/browser/ui/tools/menu_view_controller.mm

-// Copyright 2016 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.
-
-// ======                        New Architecture                         =====
-// =         This code is only used in the new iOS Chrome architecture.       =
-// ============================================================================
-
-#import "ios/chrome/browser/ui/tools/menu_view_controller.h"
-
-#import "base/logging.h"
-#import "base/macros.h"
-#import "ios/chrome/browser/ui/actions/settings_actions.h"
-#import "ios/chrome/browser/ui/actions/tools_menu_actions.h"
-
-#if !defined(__has_feature) || !__has_feature(objc_arc)
-#error "This file requires ARC support."
-#endif
-
-@implementation MenuViewController
-
-- (void)viewDidLoad {
-  self.view.backgroundColor = [UIColor whiteColor];
-  struct MenuItem {
-    NSString* title;
-    SEL action;
-  };
-  MenuItem menuItems[] = {
-      {@"New Tab", nullptr},
-      {@"Find in Page…", nullptr},
-      {@"Request Desktop Site", nullptr},
-      {@"Settings", @selector(showSettings:)},
-  };
-  NSMutableArray<UIButton*>* buttons =
-      [[NSMutableArray alloc] initWithCapacity:arraysize(menuItems)];
-
-  for (size_t i = 0; i < arraysize(menuItems); ++i) {
-    const MenuItem& item = menuItems[i];
-    UIButton* menuButton = [UIButton buttonWithType:UIButtonTypeSystem];
-    menuButton.translatesAutoresizingMaskIntoConstraints = NO;
-    [menuButton setTitle:item.title forState:UIControlStateNormal];
-    [menuButton addTarget:nil
-                   action:@selector(closeToolsMenu:)
-         forControlEvents:UIControlEventTouchUpInside];
-    if (item.action) {
-      [menuButton addTarget:nil
-                     action:item.action
-           forControlEvents:UIControlEventTouchUpInside];
-    }
-    [buttons addObject:menuButton];
-  }
-
-  // Placeholder stack view to hold menu contents.
-  UIStackView* menu = [[UIStackView alloc] initWithArrangedSubviews:buttons];
-  menu.translatesAutoresizingMaskIntoConstraints = NO;
-  menu.axis = UILayoutConstraintAxisVertical;
-  menu.distribution = UIStackViewDistributionFillEqually;
-  menu.alignment = UIStackViewAlignmentLeading;
-
-  [self.view addSubview:menu];
-  [NSLayoutConstraint activateConstraints:@[
-    [menu.leadingAnchor
-        constraintEqualToAnchor:self.view.layoutMarginsGuide.leadingAnchor],
-    [menu.trailingAnchor
-        constraintEqualToAnchor:self.view.layoutMarginsGuide.trailingAnchor],
-    [menu.bottomAnchor
-        constraintEqualToAnchor:self.view.layoutMarginsGuide.bottomAnchor],
-    [menu.topAnchor
-        constraintEqualToAnchor:self.view.layoutMarginsGuide.topAnchor],
-  ]];
-}
-
-@end