Add vox support for reading unnamed folder description and fix a focus bug when app launcher is ope…

ui/app_list/views/folder_header_view.h

Index: ui/app_list/views/folder_header_view.h
diff --git a/ui/app_list/views/folder_header_view.h b/ui/app_list/views/folder_header_view.h
index 109c39a31fa8b0fd033d3274acc51c5cfa0a1c0b..aacb696bfdabe41ba50e75cc0e98641f510d3bb3 100644
--- a/ui/app_list/views/folder_header_view.h
+++ b/ui/app_list/views/folder_header_view.h
@@ -50,6 +50,9 @@ class APP_LIST_EXPORT FolderHeaderView : public views::View,
   // Updates UI.
   void Update();
 
+  // Updates the accessible name of the folder name control.
+  void UpdateFolderNameAccessibleName();
+
   // Gets and sets the folder name for test.
   const base::string16& GetFolderNameForTest();
   void SetFolderNameForTest(const base::string16& name);