Linux: remove extra "typedef" from an enum.
Linux: remove extra "typedef" from an enum.

(reported by t3d0).

TBR=erg


git-svn-id: http://src.chromium.org/svn/trunk/src@12182 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 46280d0bf3a6e3f739984a7db88ceb7c7927c221
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser