/usr/ is in ubuntu-html5-container 0.1.2+14.04.20140404-0ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/doc/
/usr/share/doc/ubuntu-html5-container/
/usr/share/doc/ubuntu-html5-container/changelog.Debian.gz
/usr/share/doc/ubuntu-html5-container/copyright
/usr/share/ubuntu-html5-app-launcher/
/usr/share/ubuntu-html5-app-launcher/qml/
/usr/share/ubuntu-html5-app-launcher/qml/main.qml
/usr/bin/
/usr/bin/ubuntu-html5-app-launcher
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/qt5/
/usr/lib/x86_64-linux-gnu/qt5/qml/
/usr/lib/x86_64-linux-gnu/qt5/qml/Ubuntu/
/usr/lib/x86_64-linux-gnu/qt5/qml/Ubuntu/WebApps/
/usr/lib/x86_64-linux-gnu/qt5/qml/Ubuntu/WebApps/WebAppContainer.qml
/usr/lib/x86_64-linux-gnu/qt5/qml/Ubuntu/WebApps/UbuntuJavascriptBindings.qml
/usr/lib/x86_64-linux-gnu/qt5/qml/Ubuntu/WebApps/qmldir
/usr/lib/x86_64-linux-gnu/qt5/qml/Ubuntu/WebApps/CordovaLoader.qml