importer: Convert ResolveInternetShortcut() to string16.

chrome/browser/importer/ie_importer.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_IMPORTER_IE_IMPORTER_H_
 #define CHROME_BROWSER_IMPORTER_IE_IMPORTER_H_
 #pragma once
 
-#include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "base/file_path.h"
+#include "base/string16.h"
 #include "chrome/browser/importer/importer.h"
 #include "chrome/browser/importer/profile_writer.h"
 
 class IEImporter : public Importer {
  public:
   IEImporter();
 
   // Importer:
   virtual void StartImport(const importer::SourceProfile& source_profile,
                            uint16 items,
                            ImporterBridge* bridge) OVERRIDE;
 
  private:
   typedef std::vector<ProfileWriter::BookmarkEntry> BookmarkVector;
 
   // A struct that hosts the information of IE Favorite folder.
   struct FavoritesInfo {
     FilePath path;
-    std::wstring links_folder;
+    string16 links_folder;
   };
 
   // IE PStore subkey GUID: AutoComplete password & form data.
   static const GUID kPStoreAutocompleteGUID;
 
   // A fake GUID for unit test.
   static const GUID kUnittestGUID;
 
   FRIEND_TEST_ALL_PREFIXES(ImporterTest, IEImporter);
 
@@ skipping 13 matching lines @@
   void ImportSearchEngines();
 
   // Import the homepage setting of IE. Note: IE supports multiple home pages,
   // whereas Chrome doesn't, so we import only the one defined under the
   // 'Start Page' registry key. We don't import if the homepage is set to the
   // machine default.
   void ImportHomepage();
 
   // Resolves what's the .url file actually targets.
   // Returns empty string if failed.
-  std::wstring ResolveInternetShortcut(const std::wstring& file);
+  string16 ResolveInternetShortcut(const string16& file);
 
   // Gets the information of Favorites folder. Returns true if successful.
   bool GetFavoritesInfo(FavoritesInfo* info);
 
   // This function will read the files in the Favorite folder, and store
   // the bookmark items in |bookmarks|.
   void ParseFavoritesFolder(const FavoritesInfo& info,
                             BookmarkVector* bookmarks);
 
   // Determines which version of IE is in use.
   int CurrentIEVersion() const;
 
   // IE does not have source path. It's used in unit tests only for providing a
   // fake source.
   FilePath source_path_;
 
   DISALLOW_COPY_AND_ASSIGN(IEImporter);
 };
 
 #endif  // CHROME_BROWSER_IMPORTER_IE_IMPORTER_H_