2 Allows the extension to use the proposed HTML5
<a href=
"http://www.chromium.org/developers/design-documents/desktop-notifications/api-specification">notification API
</a> without calling permission methods (such as
<code>checkPermission()
</code>). For more information see
<a href=
"desktop_notifications">Desktop Notifications
</a>.
4 Required if the app uses the
<a href=
"notifications">chrome.notifications
</a> API. Also allows the app to use the proposed HTML5
<a href=
"http://www.chromium.org/developers/design-documents/desktop-notifications/api-specification">notification API
</a> without calling permission methods (such as
<code>checkPermission()
</code>). For more information see
<a href=
"desktop_notifications">Desktop Notifications
</a>.