Add support for actions for multiple file selection.

chrome/browser/chromeos/file_system_provider/provided_file_system_interface.h

 // Copyright 2014 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_CHROMEOS_FILE_SYSTEM_PROVIDER_PROVIDED_FILE_SYSTEM_INTERFACE_H_
 #define CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_PROVIDED_FILE_SYSTEM_INTERFACE_H_
 
+#include <set>
 #include <string>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/files/file.h"
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/observer_list.h"
 #include "chrome/browser/chromeos/file_system_provider/abort_callback.h"
@@ skipping 94 matching lines @@
   virtual AbortCallback RequestUnmount(
       const storage::AsyncFileUtil::StatusCallback& callback) = 0;
 
   // Requests metadata of the passed |entry_path|. It can be either a file
   // or a directory. All |fields| will be returned if supported. Note, that
   // default fields are always returned.
   virtual AbortCallback GetMetadata(const base::FilePath& entry_path,
                                     MetadataFieldMask fields,
                                     const GetMetadataCallback& callback) = 0;
 
-  // Requests list of actions for the passed |entry_path|. It can be either a
-  // file or a directory.
-  virtual AbortCallback GetActions(const base::FilePath& entry_path,
+  // Requests list of actions for the passed set of entries at |entry_paths|.
+  // They can be either files or directories.
+  virtual AbortCallback GetActions(const std::set<base::FilePath>& entry_paths,
                                    const GetActionsCallback& callback) = 0;
 
-  // Executes the |action_id| action on the entry at |entry_path|.
+  // Executes the |action_id| action on the set of entries at |entry_paths|.
   virtual AbortCallback ExecuteAction(
-      const base::FilePath& entry_path,
+      const std::set<base::FilePath>& entry_paths,
       const std::string& action_id,
       const storage::AsyncFileUtil::StatusCallback& callback) = 0;
 
   // Requests enumerating entries from the passed |directory_path|. The callback
   // can be called multiple times until |has_more| is set to false.
   virtual AbortCallback ReadDirectory(
       const base::FilePath& directory_path,
       const storage::AsyncFileUtil::ReadDirectoryCallback& callback) = 0;
 
   // Requests opening a file at |file_path|. If the file doesn't exist, then the
@@ skipping 125 matching lines @@
   virtual void RemoveObserver(ProvidedFileSystemObserver* observer) = 0;
 
   // Returns a weak pointer to this object.
   virtual base::WeakPtr<ProvidedFileSystemInterface> GetWeakPtr() = 0;
 };
 
 }  // namespace file_system_provider
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_PROVIDED_FILE_SYSTEM_INTERFACE_H_