Do some cleanup of file path name handling.

chrome/browser/bookmarks/bookmark_utils.cc

 // Copyright (c) 2009 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 "chrome/browser/bookmarks/bookmark_utils.h"
 
 #include "app/clipboard/clipboard.h"
 #include "app/drag_drop_types.h"
 #include "app/l10n_util.h"
 #include "app/tree_node_iterator.h"
@@ skipping 385 matching lines @@
   return false;
 #else
   return g_browser_process->clipboard()->IsFormatAvailableByString(
       BookmarkDragData::kClipboardFormatString, Clipboard::BUFFER_STANDARD);
 #endif
 }
 
 std::string GetNameForURL(const GURL& url) {
   if (url.is_valid()) {
     return WideToUTF8(net::GetSuggestedFilename(
-        url, std::string(), std::string(), std::wstring()));
+        url, std::string(), std::string(), "").ToWStringHack());
   } else {
     return l10n_util::GetStringUTF8(IDS_APP_UNTITLED_SHORTCUT_FILE_NAME);
   }
 }
 
 std::vector<const BookmarkNode*> GetMostRecentlyModifiedGroups(
     BookmarkModel* model,
     size_t max_count) {
   std::vector<const BookmarkNode*> nodes;
   TreeNodeIterator<const BookmarkNode> iterator(model->root_node());
@@ skipping 228 matching lines @@
     std::vector<std::pair<GURL, std::wstring> >* urls) {
   for (int i = 0; i < browser->tab_count(); ++i) {
     std::pair<GURL, std::wstring> entry;
     GetURLAndTitleToBookmark(browser->GetTabContentsAt(i), &(entry.first),
                              &(entry.second));
     urls->push_back(entry);
   }
 }
 
 }  // namespace bookmark_utils