UserAgent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.79 Safari/537.36

Steps to reproduce the problem:
1. Open a bug
2. Wait a year

What is the expected behavior?
Don't really know at this point

What went wrong?
Sheriffbot told me I can reopen my bug vbut I didn't found a way in the UI: https://bugs.chromium.org/p/chromium/issues/detail?id=506843

Did this work before? N/A 

Chrome version: 51.0.2704.79  Channel: n/a
OS Version: 
Flash Version: