misc/emacs: minor cleanups
misc/emacs: minor cleanups

R=adonovan
CC=golang-codereviews
https://codereview.appspot.com/23290044

Committer: Alan Donovan <7069e9552f9d110b0a0f326b96f22f63fb99dfc1@google.com>

apparentlymart/golang,apparentlymart/golang,apparentlymart/golang,apparentlymart/golang,apparentlymart/golang,apparentlymart/golang,apparentlymart/golang