Makes all permanent nodes share the same node class so that visibility

chrome/browser/sync/glue/bookmark_model_associator.h

 // Copyright (c) 2011 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_SYNC_GLUE_BOOKMARK_MODEL_ASSOCIATOR_H_
 #define CHROME_BROWSER_SYNC_GLUE_BOOKMARK_MODEL_ASSOCIATOR_H_
 #pragma once
 
 #include <map>
 #include <set>
@@ skipping 22 matching lines @@
 class BookmarkModelAssociator
     : public PerDataTypeAssociatorInterface<BookmarkNode, int64> {
  public:
   static syncable::ModelType model_type() { return syncable::BOOKMARKS; }
   BookmarkModelAssociator(
       BookmarkModel* bookmark_model,
       sync_api::UserShare* user_share,
       UnrecoverableErrorHandler* unrecoverable_error_handler);
   virtual ~BookmarkModelAssociator();
 
-  // Invokes BookmarkModel::SetMobileFolderVisible() based on whether the mobile
-  // node exists.
+  // Updates the visibility of the mobile node in the BookmarkModel based on
+  // whether the mobile node exists.
   void UpdateMobileNodeVisibility();
 
   // AssociatorInterface implementation.
   //
   // AssociateModels iterates through both the sync and the browser
   // bookmark model, looking for matched pairs of items.  For any pairs it
   // finds, it will call AssociateSyncID.  For any unmatched items,
   // MergeAndAssociateModels will try to repair the match, e.g. by adding a new
   // node.  After successful completion, the models should be identical and
   // corresponding. Returns true on success.  On failure of this step, we
@@ skipping 85 matching lines @@
   ScopedRunnableMethodFactory<BookmarkModelAssociator> persist_associations_;
 
   int number_of_new_sync_nodes_created_at_association_;
 
   DISALLOW_COPY_AND_ASSIGN(BookmarkModelAssociator);
 };
 
 }  // namespace browser_sync
 
 #endif  // CHROME_BROWSER_SYNC_GLUE_BOOKMARK_MODEL_ASSOCIATOR_H_