Make UserScript non-copyable.

chrome/browser/extensions/convert_user_script.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/extensions/convert_user_script.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <string>
@@ skipping 29 matching lines @@
   if (!base::ReadFileToString(user_script_path, &content)) {
     *error = base::ASCIIToUTF16("Could not read source file.");
     return NULL;
   }
 
   if (!base::IsStringUTF8(content)) {
     *error = base::ASCIIToUTF16("User script must be UTF8 encoded.");
     return NULL;
   }
 
-  UserScript script;
+  BrowserUserScript script;
   if (!UserScriptLoader::ParseMetadataHeader(content, &script)) {
     *error = base::ASCIIToUTF16("Invalid script header.");
     return NULL;
   }
 
   base::FilePath install_temp_dir =
       file_util::GetInstallTempDir(extensions_dir);
   if (install_temp_dir.empty()) {
     *error = base::ASCIIToUTF16(
         "Could not get path to profile temporary directory.");
@@ skipping 126 matching lines @@
   if (!extension.get()) {
     NOTREACHED() << "Could not init extension " << *error;
     return NULL;
   }
 
   temp_dir.Take();  // The caller takes ownership of the directory.
   return extension;
 }
 
 }  // namespace extensions