Switching navigation from ppapi to ragel.
Switching navigation from ppapi to ragel.

We recently added a ragel waterfall and dropped the
ppapi waterfall. Switching out one for the other
on the nacl navigation menu.

BUG=None
TEST=None
R=nsylvain@chromium.org,khim@chromium.org
Review URL: https://codereview.chromium.org/11008005

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@159590 0039d316-1c4b-4281-b951-d872f2087c98

eunchong/build,eunchong/build,eunchong/build,eunchong/build