/usr/lib/kde4/ is in plasma-active-mobilecomponents 1:0.5-0ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/kde4/imports/
/usr/lib/kde4/imports/org/
/usr/lib/kde4/imports/org/kde/
/usr/lib/kde4/imports/org/kde/plasma/
/usr/lib/kde4/imports/org/kde/plasma/mobilecomponents/
/usr/lib/kde4/imports/org/kde/plasma/mobilecomponents/DatePicker.qml
/usr/lib/kde4/imports/org/kde/plasma/mobilecomponents/TimePicker.qml
/usr/lib/kde4/imports/org/kde/plasma/mobilecomponents/ResourceDelegate.qml
/usr/lib/kde4/imports/org/kde/plasma/mobilecomponents/ActionButton.qml
/usr/lib/kde4/imports/org/kde/plasma/mobilecomponents/OverlayDrawer.qml
/usr/lib/kde4/imports/org/kde/plasma/mobilecomponents/Rating.qml
/usr/lib/kde4/imports/org/kde/plasma/mobilecomponents/SplitDrawer.qml
/usr/lib/kde4/imports/org/kde/plasma/mobilecomponents/IconGrid.qml
/usr/lib/kde4/imports/org/kde/plasma/mobilecomponents/private/
/usr/lib/kde4/imports/org/kde/plasma/mobilecomponents/private/Digit.qml
/usr/lib/kde4/imports/org/kde/plasma/mobilecomponents/ViewSearch.qml
/usr/lib/kde4/imports/org/kde/plasma/mobilecomponents/IconButton.qml
/usr/lib/kde4/imports/org/kde/plasma/mobilecomponents/libmobilecomponentsplugin.so
/usr/lib/kde4/imports/org/kde/plasma/mobilecomponents/qmldir