Rewrite std::string("") to std::string(), Linux edition.

chrome/browser/ui/gtk/bookmarks/bookmark_utils_gtk.cc

 // 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.
 
 #include "chrome/browser/ui/gtk/bookmarks/bookmark_utils_gtk.h"
 
 #include "base/pickle.h"
 #include "base/string16.h"
 #include "base/stringprintf.h"
 #include "base/utf_string_conversions.h"
@@ skipping 444 matching lines @@
   string16 title;
   if (!ui::ExtractNetscapeURL(selection_data, &url, &title))
     return false;
 
   model->AddURL(parent, idx, title, url);
   return true;
 }
 
 string16 GetNameForURL(const GURL& url) {
   if (url.is_valid()) {
-    return net::GetSuggestedFilename(url, "", "", "", "", std::string());
+    return net::GetSuggestedFilename(url,
+                                     std::string(),
+                                     std::string(),
+                                     std::string(),
+                                     std::string(),
+                                     std::string());
   } else {
     return l10n_util::GetStringUTF16(IDS_APP_UNTITLED_SHORTCUT_FILE_NAME);
   }
 }
 
 }  // namespace bookmark_utils