https://phabricator.kde.org/rMARBLE5f9835a5ee9acf8c4f54d9bc2bb78f512e4dccb4 removed the code for it, but did not clean up all the partially prominent mentioning in the API dox. While I would agree that these util classes should not be part of the Marble library itself, as many might not need it, the classes could be still added to the examples, so people could pick them up for a quick start, e.g. when prototyping. Reproducible: Always