Ubuntu – How can the application that makes an indicator icon be identified?

indicator

Possible Duplicate:
How can menu bars that require a right click be activated like Ubuntu versions <10.10?

It used to be possible to identify the application that was responsible for an indicator icon by right-clicking it and selecting the About option in Ubuntu 10.04.

How is the application identification for an indicator icon done now in 12.04?

See this answer in How does one find out which application is associated with an indicator icon?