I want to get rid of the Hibernate and Suspend options on the top-right menu in Unity. These do not work on my netbook and having them close to "logout" is not useful.
I assume you're using a much earlier distro since this post is apparently from 5 months ago. Anyway, I just did the opposite of what you're doing yesterday on Precise. Run the following command to open the file to edit:
Scroll to the bottom. Check to see if the following information exists, and if not add them:
Doing this makes those options do nothing when you click them; they will disappear from the menu after you restart your computer.