Don't set metainfo ID for enhanced bookmarks extension

components/bookmarks/browser/bookmark_model_observer.h

 // 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.
 
 #ifndef COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_MODEL_OBSERVER_H_
 #define COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_MODEL_OBSERVER_H_
 
 #include <set>
 
 class BookmarkModel;
@@ skipping 11 matching lines @@
   // Invoked from the destructor of the BookmarkModel.
   virtual void BookmarkModelBeingDeleted(BookmarkModel* model) {}
 
   // Invoked when a node has moved.
   virtual void BookmarkNodeMoved(BookmarkModel* model,
                                  const BookmarkNode* old_parent,
                                  int old_index,
                                  const BookmarkNode* new_parent,
                                  int new_index) = 0;
 
-  // Invoked prior to adding a bookmark node, and in particular, prior to adding
-  // it to the parent. This function can be used to alter the contents of the
-  // node before BookmarkNodeAdded listeners know about it.
-  virtual void OnWillAddBookmarkNode(BookmarkModel* model,
-                                     BookmarkNode* node) {}
-
   // Invoked when a node has been added.
   virtual void BookmarkNodeAdded(BookmarkModel* model,
                                  const BookmarkNode* parent,
                                  int index) = 0;
 
   // Invoked before a node is removed.
   // |parent| the parent of the node that will be removed.
   // |old_index| the index of the node about to be removed in |parent|.
   // |node| is the node to be removed.
   virtual void OnWillRemoveBookmarks(BookmarkModel* model,
@@ skipping 76 matching lines @@
 
   // Invoked after a set of model changes triggered by a single user action has
   // ended.
   virtual void GroupedBookmarkChangesEnded(BookmarkModel* model) {}
 
  protected:
   virtual ~BookmarkModelObserver() {}
 };
 
 #endif  // COMPONENTS_BOOKMARKS_BROWSER_BOOKMARK_MODEL_OBSERVER_H_