Add verbs API to file handlers. Modify the Chrome OS UI so that it displayes the internationalized …

chrome/common/extensions/api/file_manager_private.idl

 // 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.
 
 // fileManagerPrivate API.
 // This is a private API used by the file browser of ChromeOS.
 [platforms=("chromeos"),
  implemented_in="chrome/browser/chromeos/extensions/file_manager/file_manager_private_api_functions.h"]
 namespace fileManagerPrivate {
 // Type of the mounted volume.
@@ skipping 166 matching lines @@
 };
 
 // Source of the volume data.
 enum Source {
   file,
   device,
   network,
   system
 };
 
+// File handler verbs.

[Devlin, 2016/05/18 18:49:41]

This should have a better description.

[cmihail, 2016/05/18 22:53:36]

Done.

+enum Verb {
+  open_with,
+  add_to,
+  pack_with
+};
+
 // A file task represents an action that the file manager can perform over the
 // currently selected files. See
 // chrome/browser/chromeos/extensions/file_manager/file_tasks.h for details
 // about how file tasks are handled.
 dictionary FileTask {
   // The unique identifier of the task.
   DOMString taskId;
 
   // Task title (ex. App name).
   DOMString title;
 
+  // Task verb (ex. Open With). Can be empty string in case of no verb
+  // (i.e. for FileBrowserHandler).
+  Verb verb;

[Devlin, 2016/05/18 18:49:40]

why not just make it an optional field?

[cmihail, 2016/05/18 22:53:36]

Done.

+
   // Task icon url (from chrome://extension-icon/...)
   DOMString iconUrl;
 
   // True if this task is a default task for the selected files.
   boolean isDefault;
 
   // True if this task is from generic file handler. Generic file handler is a
   // file handler which handles any type of files (e.g. extensions: ["*"],
   // types: ["*/*"]). Partial wild card (e.g. types: ["image/*"]) is not
   // generic file handler.
@@ skipping 761 matching lines @@
 
   static void onPreferencesChanged();
 
   static void onDriveConnectionStatusChanged();
 
   static void onDeviceChanged(DeviceEvent event);
 
   static void onDriveSyncError(DriveSyncErrorEvent event);
 };
 };