Enables internal filesystem types via Isolated filesystems

webkit/fileapi/file_system_url.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 WEBKIT_FILEAPI_FILE_SYSTEM_URL_H_
 #define WEBKIT_FILEAPI_FILE_SYSTEM_URL_H_
 
 #include <string>
 
 #include "base/file_path.h"
@@ skipping 15 matching lines @@
                 const FilePath& internal_path);
   ~FileSystemURL();
 
   bool is_valid() const { return is_valid_; }
   const GURL& origin() const { return origin_; }
   FileSystemType type() const { return type_; }
 
   // TODO(kinuko): this must be std::string.
   const FilePath& path() const { return path_; }
 
+  // For isolated filesystem.
+  const std::string& filesystem_id() const { return filesystem_id_; }
+
   std::string spec() const;
 
   // Returns a new FileSystemURL with the given path.
   // This doesn't change the calling instance's data.
   FileSystemURL WithPath(const FilePath& path) const;
 
   bool operator==(const FileSystemURL& that) const;
 
  private:
+  void MayCrackIsolatedPath();
+
   GURL origin_;
   FileSystemType type_;
   FilePath path_;
+  std::string filesystem_id_;  // For isolated filesystem.
+
   bool is_valid_;
 };
 
 }  // namespace fileapi
 
 #endif  // WEBKIT_FILEAPI_FILE_SYSTEM_URL_H_