WebKitGTK+ is a full-featured port of the WebKit rendering engine, suitable for projects requiring any kind of web integration, from hybrid
HTML/CSS applications to full-fledged web browsers.
PermissionStateQuery - This query
represents a user's choice to allow or deny access to "powerful features" of the platform, as specified in the [Permissions W3C
Specification](https://w3c.
Plugin - Represents a
plugin, enabling fine-grained control.