case "$ACTION" in
pre)
rm -f usr/lib/chromium/libwidevinecdm.so
rm -f usr/lib/chromium/libwidevinecdmadapter.so
rm -f usr/lib/chromium-widevine/libwidevinecdm.so
rm -f usr/lib/chromium-widevine/libwidevinecdmadapter.so
;;
esac