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

Index: chrome/common/extensions/api/file_manager_private.idl
diff --git a/chrome/common/extensions/api/file_manager_private.idl b/chrome/common/extensions/api/file_manager_private.idl
index 1f9248643aabee8e8274ca0fe20cb77682eb7c3f..40c3ae377ace92611d4064e34e1417c89fbe13ad 100644
--- a/chrome/common/extensions/api/file_manager_private.idl
+++ b/chrome/common/extensions/api/file_manager_private.idl
@@ -184,6 +184,13 @@ enum Source {
   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
@@ -195,6 +202,10 @@ dictionary FileTask {
   // 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;