// Chrome Web Store.
FROM_WEBSTORE = 1 << 3,
- // |FROM_BOOKMARK| indicates the extension was created using a mock App
- // created from a bookmark.
+ // |FROM_BOOKMARK| indicates the extension is a bookmark app which has been
+ // generated from a web page. Bookmark apps have no permissions or extent
+ // and launch the web page they are created from when run.
FROM_BOOKMARK = 1 << 4,
// |FOLLOW_SYMLINKS_ANYWHERE| means that resources can be symlinks to