Grant file access permissions for cached file paths to file browsers/handlers.

chrome/browser/chromeos/extensions/file_handler_util.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_BROWSER_CHROMEOS_EXTENSIONS_FILE_HANDLER_UTIL_H_
 #define CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_HANDLER_UTIL_H_
 #pragma once
 
 #include "base/platform_file.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/extensions/url_pattern_set.h"
 
 class Browser;
 class FileBrowserHandler;
 class GURL;
 class Profile;
 
 namespace file_handler_util {
 
 int GetReadWritePermissions();
+int GetReadOnlyPermissions();

[satorux1, 2012/03/22 22:28:29]

While you are at it, please add some comments to these functions

[tonibarzic, 2012/03/22 23:38:20]

Done.

 
 std::string MakeTaskID(const std::string& extension_id,
                        const std::string& action_id);
 
 bool CrackTaskID(const std::string& task_id,
                  std::string* target_extension_id,
                  std::string* action_id);
 
 struct LastUsedHandler {
   LastUsedHandler(int t, const FileBrowserHandler* h, URLPatternSet p)
@@ skipping 57 matching lines @@
 
   Profile* profile_;
   const GURL source_url_;
   const std::string extension_id_;
   const std::string action_id_;
 };
 
 }  // namespace file_handler_util
 
 #endif  // CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_HANDLER_UTIL_H_