[ios clean] Add placeholder for NTP bookmarks, chrome home and open tabs.

ios/clean/chrome/browser/ui/ntp/new_tab_page_view_controller.mm

Index: ios/clean/chrome/browser/ui/ntp/new_tab_page_view_controller.mm
diff --git a/ios/clean/chrome/browser/ui/ntp/new_tab_page_view_controller.mm b/ios/clean/chrome/browser/ui/ntp/new_tab_page_view_controller.mm
deleted file mode 100644
index 7e9eee5a5606d9af6c4433c4bfd420e8c146180b..0000000000000000000000000000000000000000
--- a/ios/clean/chrome/browser/ui/ntp/new_tab_page_view_controller.mm
+++ /dev/null
@@ -1,79 +0,0 @@
-// Copyright 2017 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.
-
-#import "ios/clean/chrome/browser/ui/ntp/new_tab_page_view_controller.h"
-
-#import "base/ios/crb_protocol_observers.h"
-#include "components/strings/grit/components_strings.h"
-#import "ios/chrome/browser/ui/ntp/new_tab_page_bar.h"
-#import "ios/chrome/browser/ui/ntp/new_tab_page_bar_item.h"
-#import "ios/chrome/browser/ui/ntp/new_tab_page_controller.h"
-#import "ios/chrome/browser/ui/ntp/new_tab_page_view.h"
-#include "ios/chrome/grit/ios_strings.h"
-#include "ui/base/l10n/l10n_util.h"
-
-#if !defined(__has_feature) || !__has_feature(objc_arc)
-#error "This file requires ARC support."
-#endif
-
-@implementation NTPViewController
-
-#pragma mark - UIViewController
-
-- (void)viewDidLoad {
-  self.title = l10n_util::GetNSString(IDS_NEW_TAB_TITLE);
-  self.view.backgroundColor = [UIColor whiteColor];
-
-  UIScrollView* scrollView = [[UIScrollView alloc] initWithFrame:CGRectZero];
-  [scrollView setAutoresizingMask:(UIViewAutoresizingFlexibleWidth |
-                                   UIViewAutoresizingFlexibleHeight)];
-  scrollView.pagingEnabled = YES;
-  scrollView.showsHorizontalScrollIndicator = NO;
-  scrollView.showsVerticalScrollIndicator = NO;
-  scrollView.contentMode = UIViewContentModeScaleAspectFit;
-  scrollView.bounces = YES;
-  scrollView.scrollsToTop = NO;
-
-  NewTabPageBar* tabBar = [[NewTabPageBar alloc] initWithFrame:CGRectZero];
-  NewTabPageView* ntpView = [[NewTabPageView alloc] initWithFrame:CGRectZero
-                                                    andScrollView:scrollView
-                                                        andTabBar:tabBar];
-  ntpView.translatesAutoresizingMaskIntoConstraints = NO;
-  [self.view addSubview:ntpView];
-
-  [NSLayoutConstraint activateConstraints:@[
-    [ntpView.topAnchor constraintEqualToAnchor:self.view.topAnchor],
-    [ntpView.leadingAnchor constraintEqualToAnchor:self.view.leadingAnchor],
-    [ntpView.bottomAnchor constraintEqualToAnchor:self.view.bottomAnchor],
-    [ntpView.trailingAnchor constraintEqualToAnchor:self.view.trailingAnchor],
-  ]];
-
-  // PLACEHOLDER: this logic should move out of the UIVC.
-  NSString* mostVisited = l10n_util::GetNSString(IDS_IOS_NEW_TAB_MOST_VISITED);
-  NSString* bookmarks =
-      l10n_util::GetNSString(IDS_IOS_NEW_TAB_BOOKMARKS_PAGE_TITLE_MOBILE);
-  NSString* openTabs = l10n_util::GetNSString(IDS_IOS_NEW_TAB_RECENT_TABS);
-
-  NSMutableArray* tabBarItems = [NSMutableArray array];
-
-  NewTabPageBarItem* mostVisitedItem = [NewTabPageBarItem
-      newTabPageBarItemWithTitle:mostVisited
-                      identifier:NewTabPage::kMostVisitedPanel
-                           image:[UIImage imageNamed:@"ntp_mv_search"]];
-  NewTabPageBarItem* bookmarksItem = [NewTabPageBarItem
-      newTabPageBarItemWithTitle:bookmarks
-                      identifier:NewTabPage::kBookmarksPanel
-                           image:[UIImage imageNamed:@"ntp_bookmarks"]];
-  [tabBarItems addObject:bookmarksItem];
-  [tabBarItems addObject:mostVisitedItem];
-
-  NewTabPageBarItem* openTabsItem = [NewTabPageBarItem
-      newTabPageBarItemWithTitle:openTabs
-                      identifier:NewTabPage::kOpenTabsPanel
-                           image:[UIImage imageNamed:@"ntp_opentabs"]];
-  [tabBarItems addObject:openTabsItem];
-  tabBar.items = tabBarItems;
-}
-
-@end