Merge commit '69a4817e3e1e368e758ff8c238deb5ee26963c04' into gingerbread-plus-aosp * commit '69a4817e3e1e368e758ff8c238deb5ee26963c04': Immersive activity API.
Merge commit '69a4817e3e1e368e758ff8c238deb5ee26963c04' into gingerbread-plus-aosp * commit '69a4817e3e1e368e758ff8c238deb5ee26963c04': Immersive activity API.