diff -urN chromeos-pinyin.orig/manifest.json chromeos-pinyin/manifest.json
--- chromeos-pinyin.orig/manifest.json	2013-06-17 14:30:08.318985758 +0900
+++ chromeos-pinyin/manifest.json	2013-06-17 14:34:59.659723624 +0900
@@ -1,4 +1,5 @@
 {
+  "key": "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDSRMbBa14C/G45ow3CZvJlP7Nx3imrrj59+gWo7NzNdbtkQcne9HjTcmh3ALIHWtcDZ6fBiENBir9746MsgwC0h9yVg9BsgJJelLd7NV3hb6VXcPh9YFCKt6maLviENv1oApmMpY86wHifMiGr7WxR72T21V1RQQzetNTcQC3tvwIDAQAB",
   "name": "Chrome OS IME (Pinyin)",
   "version": "1.0.0.0",
   "default_locale": "en",