Don't set metainfo ID for enhanced bookmarks extension

components/bookmarks/browser/bookmark_model.cc

 // 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.
 
 #include "components/bookmarks/browser/bookmark_model.h"
 
 #include <algorithm>
 #include <functional>
 
 #include "base/bind.h"
@@ skipping 860 matching lines @@
       removed_urls->erase(i++);
     } else {
       ++i;
     }
   }
 }
 
 BookmarkNode* BookmarkModel::AddNode(BookmarkNode* parent,
                                      int index,
                                      BookmarkNode* node) {
-  FOR_EACH_OBSERVER(BookmarkModelObserver, observers_,
-                    OnWillAddBookmarkNode(this, node));
-
   parent->Add(node, index);
 
   if (store_.get())
     store_->ScheduleSave();
 
   FOR_EACH_OBSERVER(BookmarkModelObserver, observers_,
                     BookmarkNodeAdded(this, parent, index));
 
   index_->Add(node);
 
@@ skipping 113 matching lines @@
   BookmarkPermanentNode* mobile_node =
       CreatePermanentNode(BookmarkNode::MOBILE);
   return scoped_ptr<BookmarkLoadDetails>(new BookmarkLoadDetails(
       bb_node,
       other_node,
       mobile_node,
       client_->GetLoadExtraNodesCallback(),
       new BookmarkIndex(client_, accept_languages),
       next_node_id_));
 }