$pkg is a wrapper around an instance of Mozilla's $iface interface. This class inherits from L\<$parentclass|$pkgbase\::$parentclass>.
$classcomment
CLASS METHODS
$iid = $pkg\->B\<GetIID>()
Pass this to QueryInterface.
$pkg is a wrapper around an instance of Mozilla's $iface interface. This class inherits from L\<$parentclass|$pkgbase\::$parentclass>.
$classcomment
Pass this to QueryInterface.