Remove auto raw pointer deduction from non-linux specific code.

ios/chrome/browser/ui/bookmarks/bookmark_home_handset_view_controller.mm

 // Copyright 2014 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/chrome/browser/ui/bookmarks/bookmark_home_handset_view_controller.h"
 
 #include <memory>
 
 #import "base/ios/weak_nsobject.h"
 #include "base/logging.h"
@@ skipping 433 matching lines @@
     [self.editingBar setDeleteTarget:self action:@selector(editingBarDelete)];
     [self.editingBar setMoveTarget:self action:@selector(editingBarMove)];
     [self.editingBar setEditTarget:self action:@selector(editingBarEdit)];
 
     [self.view addSubview:self.editingBar];
     self.editingBar.alpha = 0;
   }
 
   int bookmarkCount = 0;
   int folderCount = 0;
-  for (auto node : _editNodes) {
+  for (auto* node : _editNodes) {
     if (node->is_url())
       ++bookmarkCount;
     else
       ++folderCount;
   }
   [self.editingBar updateUIWithBookmarkCount:bookmarkCount
                                  folderCount:folderCount];
 
   [self showEditingBarAnimated:animated];
   [self updateEditBarShadow];
@@ skipping 661 matching lines @@
 }
 
 - (NSIndexPath*)indexPathForCell:(UICollectionViewCell*)cell {
   DCHECK([self primaryView].collectionView);
   NSIndexPath* indexPath =
       [[self primaryView].collectionView indexPathForCell:cell];
   return indexPath;
 }
 
 @end