Files.app: random code clean up.

chrome/browser/chromeos/file_manager/file_tasks.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.
 //
 // This file provides utility functions for "file tasks".
 //
 // WHAT ARE FILE TASKS?
 //
 // File tasks are representation of actions that can be performed over the
 // currently selected files from Files.app. A task can be either of:
@@ skipping 191 matching lines @@
 
 // Generates task id for the task specified by |app_id|, |task_type| and
 // |action_id|.
 //
 // |app_id| is either of Chrome Extension/App ID or Drive App ID.
 // |action_id| is a free-form string ID for the action.
 std::string MakeTaskID(const std::string& app_id,
                        TaskType task_type,
                        const std::string& action_id);
 
-// Returns a task id for the Drive app with |app_id|.
-std::string MakeDriveAppTaskId(const std::string& app_id);
-
 // Converts |task_descriptor| to a task ID.
 std::string TaskDescriptorToId(const TaskDescriptor& task_descriptor);
 
 // Parses the task ID and extracts app ID, task type, and action ID into
 // |task|. On failure, returns false, and the contents of |task| are
 // undefined.
 //
 // See also the comment at the beginning of the file for details for how
 // "task_id" looks like.
 bool ParseTaskID(const std::string& task_id, TaskDescriptor* task);
@@ skipping 69 matching lines @@
 // task is found (i.e. the default task may not exist in |tasks|). No tasks
 // should be set as default before calling this function.
 void ChooseAndSetDefaultTask(const PrefService& pref_service,
                              const PathAndMimeTypeSet& path_mime_set,
                              std::vector<FullTaskDescriptor>* tasks);
 
 }  // namespace file_tasks
 }  // namespace file_manager
 
 #endif  // CHROME_BROWSER_CHROMEOS_FILE_MANAGER_FILE_TASKS_H_