Support undoing offline page deletion

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 451 matching lines @@
     // Rerequest the favicon.
     BookmarkNode* mutable_node = AsMutable(node);
     mutable_node->InvalidateFavicon();
     CancelPendingFaviconLoadRequests(mutable_node);
     FOR_EACH_OBSERVER(BookmarkModelObserver,
                       observers_,
                       BookmarkNodeFaviconChanged(this, node));
   }
 }
 
+void BookmarkModel::OnBookmarkRenumbered(int64 old_id, int64 new_id) {
+  FOR_EACH_OBSERVER(BookmarkModelObserver, observers_,
+                    BookmarkNodeRenumbered(this, old_id, new_id));
+}
+
 void BookmarkModel::SetDateAdded(const BookmarkNode* node, Time date_added) {
   DCHECK(node && !is_permanent_node(node));
 
   if (node->date_added() == date_added)
     return;
 
   AsMutable(node)->set_date_added(date_added);
 
   // Syncing might result in dates newer than the folder's last modified date.
   if (date_added > node->parent()->date_folder_modified()) {
@@ skipping 560 matching lines @@
   return scoped_ptr<BookmarkLoadDetails>(new BookmarkLoadDetails(
       bb_node,
       other_node,
       mobile_node,
       client_->GetLoadExtraNodesCallback(),
       new BookmarkIndex(client_, accept_languages),
       next_node_id_));
 }
 
 }  // namespace bookmarks