Bug#645427: [Secure-testing-team] Bug#645427: Stopped locking the screen when closing the laptop lid

[Michael Gilbert]

severity 645427 important
tag 645427 -security
thanks

> I guess what I'm saying is that lid close screen locking has 
> in the past been a choice left up to the user,  so there's no 
> reason to consider the same behavior as a security issue now.

Removing security relevance.