/usr/share/omf/cpufreq-applet/ is in gnome-applets-data 3.4.1-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/omf/cpufreq-applet/cpufreq-applet-C.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-ca.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-cs.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-de.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-el.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-en_GB.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-es.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-eu.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-fi.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-fr.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-hu.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-nl.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-oc.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-pt_BR.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-ru.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-sl.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-sv.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-uk.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-zh_CN.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-zh_HK.omf
/usr/share/omf/cpufreq-applet/cpufreq-applet-zh_TW.omf