Implement support for importing favorites from Edge on Windows 10.

chrome/utility/importer/ie_importer_win.h

 // Copyright (c) 2012 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_UTILITY_IMPORTER_IE_IMPORTER_WIN_H_
 #define CHROME_UTILITY_IMPORTER_IE_IMPORTER_WIN_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 58 matching lines @@
 
   // This function will read the files in the Favorites folder, and store
   // the bookmark items in |bookmarks| and favicon information in |favicons|.
   void ParseFavoritesFolder(const FavoritesInfo& info,
                             BookmarkVector* bookmarks,
                             favicon_base::FaviconUsageDataList* favicons);
 
   // Determines which version of IE is in use.
   int CurrentIEVersion() const;
 
+  // Set to true when importing favorites from old Edge on Windows 10.
+  bool edge_import_mode_;
+
   // IE does not have source path. It's used in unit tests only for providing a
-  // fake source.
+  // fake source and it's used if importing old Edge favorites on Windows 10.
   base::FilePath source_path_;
 
   DISALLOW_COPY_AND_ASSIGN(IEImporter);
 };
 
 #endif  // CHROME_UTILITY_IMPORTER_IE_IMPORTER_WIN_H_