WebAppManifestLaunchHandler Property

TODO(crbug.com/1231886): This field is non-standard and part of a Chrome experiment. See: https://github.com/WICG/web-app-launch/blob/main/launch_handler.md

public LaunchHandler LaunchHandler { get; set; }

public:
property LaunchHandler^ LaunchHandler {
	LaunchHandler^ get ();
	void set (LaunchHandler^ value);
}