All non-session cookies are showing a time Sunday 7th December 1969 (adjust a bit for your timezone). Fix your timestamp conversions plz.
Upstreaming Chromium issue: http://code.google.com/p/chromium/issues/detail?id=125546
Created attachment 140035 [details] Patch
Committed r115983: <http://trac.webkit.org/changeset/115983>