This is the result of "apt-cache policy chromium-browser"
--- chromium-browser: Installed: 31.0.1650.63-0ubuntu0.13.10.1~20131204.1 Candidate: 31.0.1650.63-0ubuntu0.13.10.1~20131204.1 Version table: *** 31.0.1650.63-0ubuntu0.13.10.1~20131204.1 0 500 http://jp.archive.ubuntu.com/ubuntu/ saucy-updates/universe amd64 Packages 500 http://security.ubuntu.com/ubuntu/ saucy-security/universe amd64 Packages 100 /var/lib/dpkg/status 29.0.1547.65-0ubuntu2 0 500 http://jp.archive.ubuntu.com/ubuntu/ saucy/universe amd64 Packages
This is the result of "apt-cache policy chromium-browser"
--- 63-0ubuntu0. 13.10.1~ 20131204. 1 63-0ubuntu0. 13.10.1~ 20131204. 1 63-0ubuntu0. 13.10.1~ 20131204. 1 0 jp.archive. ubuntu. com/ubuntu/ saucy-updates/ universe amd64 Packages security. ubuntu. com/ubuntu/ saucy-security/ universe amd64 Packages dpkg/status 0.1547. 65-0ubuntu2 0 jp.archive. ubuntu. com/ubuntu/ saucy/universe amd64 Packages
chromium-browser:
Installed: 31.0.1650.
Candidate: 31.0.1650.
Version table:
*** 31.0.1650.
500 http://
500 http://
100 /var/lib/
29.
500 http://