Revert 57715 - Add a helper class that keeps per-profile information for File...

chrome/browser/file_system/file_system_host_context.h

-// Copyright (c) 2010 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_FILE_SYSTEM_FILE_SYSTEM_HOST_CONTEXT_H_
-#define CHROME_BROWSER_FILE_SYSTEM_FILE_SYSTEM_HOST_CONTEXT_H_
-
-#include "base/file_path.h"
-#include "base/ref_counted.h"
-#include "base/scoped_ptr.h"
-#include "googleurl/src/gurl.h"
-#include "third_party/WebKit/WebKit/chromium/public/WebFileSystem.h"
-
-// This is owned by profile and shared by all the FileSystemDispatcherHost
-// that shared by the same profile.
-class FileSystemHostContext
-    : public base::RefCountedThreadSafe<FileSystemHostContext> {
- public:
-  FileSystemHostContext(const FilePath& data_path, bool is_incognito);
-  const FilePath& base_path() const { return base_path_; }
-  bool is_incognito() const { return is_incognito_; }
-
-  // Returns the root path and name for the file system specified by given
-  // |origin_url| and |type|.  Returns true if the file system is available
-  // for the profile and |root_path| and |name| are filled successfully.
-  bool GetFileSystemRootPath(
-      const GURL& origin_url,
-      WebKit::WebFileSystem::Type type,
-      FilePath* root_path,
-      std::string* name) const;
-
-  // Check if the given |path| is in the FileSystem base directory.
-  bool CheckValidFileSystemPath(const FilePath& path) const;
-
-  // Returns the storage identifier string for the given |url|.
-  static std::string GetStorageIdentifierFromURL(const GURL& url);
-
-  // The FileSystem directory name.
-  static const FilePath::CharType kFileSystemDirectory[];
-
-  static const char kPersistentName[];
-  static const char kTemporaryName[];
-
- private:
-  const FilePath base_path_;
-  const bool is_incognito_;
-
-  DISALLOW_IMPLICIT_CONSTRUCTORS(FileSystemHostContext);
-};
-
-#endif  // CHROME_BROWSER_FILE_SYSTEM_FILE_SYSTEM_HOST_CONTEXT_H_