Split up chrome/browser/policy subdirectory

chrome/browser/policy/user_policy_token_loader.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_POLICY_USER_POLICY_TOKEN_LOADER_H_
-#define CHROME_BROWSER_POLICY_USER_POLICY_TOKEN_LOADER_H_
-
-#include <string>
-
-#include "base/basictypes.h"
-#include "base/files/file_path.h"
-#include "base/memory/ref_counted.h"
-#include "base/memory/weak_ptr.h"
-
-namespace policy {
-
-// Handles disk access and threading details for loading and storing tokens.
-// This is legacy-support code that reads the token from its prior location
-// within the profile directory new code keeps the token in the policy blob
-// maintained by session_manager.
-class UserPolicyTokenLoader
-    : public base::RefCountedThreadSafe<UserPolicyTokenLoader> {
- public:
-  // Callback interface for reporting a successful load.
-  class Delegate {
-   public:
-    virtual ~Delegate();
-    virtual void OnTokenLoaded(const std::string& token,
-                               const std::string& device_id) = 0;
-  };
-
-  UserPolicyTokenLoader(const base::WeakPtr<Delegate>& delegate,
-                        const base::FilePath& cache_file);
-
-  // Starts loading the disk cache. After the load is finished, the result is
-  // reported through the delegate.
-  void Load();
-
- private:
-  friend class base::RefCountedThreadSafe<UserPolicyTokenLoader>;
-  ~UserPolicyTokenLoader();
-
-  void LoadOnFileThread();
-  void NotifyOnUIThread(const std::string& token,
-                        const std::string& device_id);
-
-  const base::WeakPtr<Delegate> delegate_;
-  const base::FilePath cache_file_;
-
-  DISALLOW_COPY_AND_ASSIGN(UserPolicyTokenLoader);
-};
-
-}  // namespace policy
-
-#endif  // CHROME_BROWSER_POLICY_USER_POLICY_TOKEN_LOADER_H_