BookmarkModel::ReorderChildren to take const BookmarkNodes.

chrome/browser/bookmarks/bookmark_model.h

 // Copyright (c) 2012 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 CHROME_BROWSER_BOOKMARKS_BOOKMARK_MODEL_H_
 #define CHROME_BROWSER_BOOKMARKS_BOOKMARK_MODEL_H_
 
 #include <set>
 #include <vector>
 
@@ skipping 356 matching lines @@
 
   // Sorts the children of |parent|, notifying observers by way of the
   // BookmarkNodeChildrenReordered method.
   void SortChildren(const BookmarkNode* parent);
 
   // Order the children of |parent| as specified in |ordered_nodes|.  This
   // function should only be used to reorder the child nodes of |parent| and
   // is not meant to move nodes between different parent. Notifies observers
   // using the BookmarkNodeChildrenReordered method.
   void ReorderChildren(const BookmarkNode* parent,
-                       const std::vector<BookmarkNode*>& ordered_nodes);
+                       const std::vector<const BookmarkNode*>& ordered_nodes);
 
   // Sets the date when the folder was modified.
   void SetDateFolderModified(const BookmarkNode* node, const base::Time time);
 
   // Resets the 'date modified' time of the node to 0. This is used during
   // importing to exclude the newly created folders from showing up in the
   // combobox of most recently modified folders.
   void ResetDateFolderModified(const BookmarkNode* node);
 
   void GetBookmarksWithTitlesMatching(
@@ skipping 159 matching lines @@
 
   // See description of IsDoingExtensiveChanges above.
   int extensive_changes_;
 
   scoped_ptr<BookmarkExpandedStateTracker> expanded_state_tracker_;
 
   DISALLOW_COPY_AND_ASSIGN(BookmarkModel);
 };
 
 #endif  // CHROME_BROWSER_BOOKMARKS_BOOKMARK_MODEL_H_