gdata: Support mouting archive file in GData cache

chrome/browser/chromeos/gdata/gdata_util.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/chromeos/gdata/gdata_util.h"
 
 #include <string>
 #include <vector>
 #include <utility>
 
@@ skipping 200 matching lines @@
       kReadOnlyFilePermissions));
   // TODO(tbarzic): When we start supporting openFile operation, we may have to
   // change permission for localy modified files to match handler's permissions.
   cache_paths->push_back(std::make_pair(
       file_system->GetCacheFilePath(resource_id, file_md5,
           GDataRootDirectory::CACHE_TYPE_PERSISTENT,
           GDataFileSystem::CACHED_FILE_LOCALLY_MODIFIED),
      kReadOnlyFilePermissions));
   cache_paths->push_back(std::make_pair(
       file_system->GetCacheFilePath(resource_id, file_md5,
+          GDataRootDirectory::CACHE_TYPE_PERSISTENT,
+          GDataFileSystem::CACHED_FILE_MOUNTED),
+     kReadOnlyFilePermissions));
+  cache_paths->push_back(std::make_pair(
+      file_system->GetCacheFilePath(resource_id, file_md5,
           GDataRootDirectory::CACHE_TYPE_TMP,
           GDataFileSystem::CACHED_FILE_FROM_SERVER),
       kReadOnlyFilePermissions));
 
 }
 
 void SetPermissionsForGDataCacheFiles(Profile* profile,
                                       int pid,
                                       const FilePath& path) {
   std::vector<std::pair<FilePath, int> > cache_paths;
@@ skipping 20 matching lines @@
   // --disable-gdata or enterprise policy, or probably with user settings too
   // in the future.
   if (profile->GetPrefs()->GetBoolean(prefs::kDisableGData))
     return false;
 
   return true;
 }
 
 }  // namespace util
 }  // namespace gdata