Add more FS types and introduce type field into IsolatedContext

webkit/fileapi/isolated_mount_point_provider.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 "webkit/fileapi/isolated_mount_point_provider.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/file_path.h"
@@ skipping 75 matching lines @@
   return isolated_context()->CrackIsolatedPath(
       virtual_path, &filesystem_id, NULL, &path);
 }
 
 bool IsolatedMountPointProvider::IsRestrictedFileName(
     const FilePath& filename) const {
   return false;
 }
 
 FileSystemFileUtil* IsolatedMountPointProvider::GetFileUtil() {
+  // TODO(kinuko): Return different FileUtil's based on types.
   return isolated_file_util_.get();
 }
 
 FilePath IsolatedMountPointProvider::GetPathForPermissionsCheck(
     const FilePath& virtual_path) const {
   std::string fsid;
   FilePath path;
   if (!isolated_context()->CrackIsolatedPath(virtual_path, &fsid, NULL, &path))
     return FilePath();
   return path;
@@ skipping 23 matching lines @@
   FilePath path = GetPathFromURL(url);
   return path.empty() ? NULL : new LocalFileStreamWriter(path, offset);
 }
 
 FileSystemQuotaUtil* IsolatedMountPointProvider::GetQuotaUtil() {
   // No quota support.
   return NULL;
 }
 
 }  // namespace fileapi