/usr/include/KF5/WebEngineViewer/CheckPhishingUrlCache is in libkf5webengineviewer-dev 4:17.12.3-0ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 | #include "webengineviewer/checkphishingurlcache.h"
|