East Timor became Timor-Leste, and its country code changed from TP to TL two years ago.
But this isn't supported in some L10N resource files yet.

LocaleElements.java: { "TL", "Timor-Leste" },
LocaleElements_ca.java: { "TP", "Timor Oriental" },
LocaleElements_de.java: { "TL", "Timor-Leste" },
LocaleElements_es.java: { "TL", "Timor Oriental" },
LocaleElements_fr.java: { "TL", "Timor-Leste" },
LocaleElements_it.java: { "TL", "Timor Leste" },
LocaleElements_ja.java: { "TL", "\u6771\u30c6\u30a3\u30e2\u30fc\u30eb" },
LocaleElements_ko.java: { "TL", "\ub3d9\ud2f0\ubaa8\ub974" },
LocaleElements_pl.java: { "TP", "Wschodni Timor" },
LocaleElements_ru.java: { "TP", "\u0412\u043E\u0441\u0442\u043E\u0447\u043D\u044B\u0439 \u0422\u0438\u043C\u043E\u0440" },
LocaleElements_sv.java: { "TL", "Timor-Leste" },
LocaleElements_th.java: { "TP", "\u0e15\u0e34\u0e21\u0e2d\u0e23\u0e4c\u0e15\u0e30\u0e27\u0e31\u0e19\u0e2d\u0e2d\u0e01" },
LocaleElements_zh.java: { "TL", "\u4e1c\u5e1d\u6c76" },
LocaleElements_zh_TW.java: { "TL", "\u6771\u5e1d\u6c76" },