Adds import/export of bookmarks to bookmarks.html file....

chrome/browser/bookmarks/bookmark_codec.h

 // Copyright (c) 2006-2008 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.
 
 // BookmarkCodec is responsible for encoding and decoding the BookmarkModel
 // into JSON values. The encoded values are written to disk via the
 // BookmarkService.
 
 #ifndef CHROME_BROWSER_BOOKMARKS_BOOKMARK_CODEC_H_
 #define CHROME_BROWSER_BOOKMARKS_BOOKMARK_CODEC_H_
@@ skipping 25 matching lines @@
   // bookmarks out of the database.
   Value* Encode(BookmarkNode* bookmark_bar_node,
                 BookmarkNode* other_folder_node);
 
   // Decodes the previously encoded value to the specified model. Returns true
   // on success, false otherwise. If there is an error (such as unexpected
   // version) all children are removed from the bookmark bar and other folder
   // nodes.
   bool Decode(BookmarkModel* model, const Value& value);
 
+  // Names of the various keys written to the Value.
+  static const wchar_t* kRootsKey;
+  static const wchar_t* kRootFolderNameKey;
+  static const wchar_t* kOtherBookmarFolderNameKey;
+  static const wchar_t* kVersionKey;
+  static const wchar_t* kTypeKey;
+  static const wchar_t* kNameKey;
+  static const wchar_t* kDateAddedKey;
+  static const wchar_t* kURLKey;
+  static const wchar_t* kDateModifiedKey;
+  static const wchar_t* kChildrenKey;
+
+  // Possible values for kTypeKey.
+  static const wchar_t* kTypeURL;
+  static const wchar_t* kTypeFolder;
+
  private:
   // Encodes node and all its children into a Value object and returns it.
   // The caller takes ownership of the returned object.
   Value* EncodeNode(BookmarkNode* node);
 
   // Decodes the children of the specified node. Returns true on success.
   bool DecodeChildren(BookmarkModel* model,
                       const ListValue& child_value_list,
                       BookmarkNode* parent);
 
   // Decodes the supplied node from the supplied value. Child nodes are
   // created appropriately by way of DecodeChildren. If node is NULL a new
   // node is created and added to parent, otherwise node is used.
   bool DecodeNode(BookmarkModel* model,
                   const DictionaryValue& value,
                   BookmarkNode* parent,
                   BookmarkNode* node);
 
   DISALLOW_COPY_AND_ASSIGN(BookmarkCodec);
 };
 
 #endif  // CHROME_BROWSER_BOOKMARKS_BOOKMARK_CODEC_H_