file_manager: Unify the file task selection logic

chrome/browser/chromeos/extensions/file_manager/file_browser_handlers.h

 // Copyright 2013 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 browser handlers.
 // https://developer.chrome.com/extensions/fileBrowserHandler.html
 
 #ifndef CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_FILE_BROWSER_HANDLERS_H_
 #define CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_FILE_BROWSER_HANDLERS_H_
 
@@ skipping 25 matching lines @@
 namespace file_browser_handlers {
 
 // Tasks are stored as a vector in order of priorities.
 typedef std::vector<const FileBrowserHandler*> FileBrowserHandlerList;
 
 // Returns true if the given task is a fallback file browser handler. Such
 // handlers are Files.app's internal handlers as well as quick office
 // extensions.
 bool IsFallbackFileBrowserHandler(const file_tasks::TaskDescriptor& task);
 
-// Finds file browser handlers set as default from |common_tasks| for
-// |file_list|. If no handlers are set as default, choose the the firstly
-// found fallback handler as default.
-FileBrowserHandlerList FindDefaultFileBrowserHandlers(
-    const PrefService& pref_service,
-    const std::vector<base::FilePath>& file_list,
-    const FileBrowserHandlerList& common_tasks);
-
 // Returns the list of file browser handlers that can open all files in
 // |file_list|.
-FileBrowserHandlerList FindCommonFileBrowserHandlers(
+FileBrowserHandlerList FindFileBrowserHandlers(
     Profile* profile,
     const std::vector<GURL>& file_list);
 
-// Finds a file browser handler for a file whose URL is |url| and whose path
-// is |path|. Returns the default handler if one is defined (The default
-// handler is the one that is assigned to the file manager task button by
-// default). If the default handler is not found, tries to match the url with
-// one of the file browser handlers.
-const FileBrowserHandler* FindFileBrowserHandlerForURLAndPath(
-    Profile* profile,
-    const GURL& url,
-    const base::FilePath& path);
-
 // Executes a file browser handler specified by |extension| of the given
 // action ID for |file_urls|. Returns false if undeclared handlers are
 // found. |done| is on completion. See also the comment at ExecuteFileTask()
 // for other parameters.
 bool ExecuteFileBrowserHandler(
     Profile* profile,
     const extensions::Extension* extension,
     int32 tab_id,
     const std::string& action_id,
     const std::vector<fileapi::FileSystemURL>& file_urls,
     const file_tasks::FileTaskFinishedCallback& done);
 
 }  // namespace file_browser_handlers
 }  // namespace file_manager
 
 #endif  // CHROME_BROWSER_CHROMEOS_EXTENSIONS_FILE_MANAGER_FILE_BROWSER_HANDLERS_H_