Second try to make the theme dll no-executable.
Second try to make the theme dll no-executable.

Hopefully this flag wont cause a performance regression.
Review URL: http://codereview.chromium.org/3109

git-svn-id: http://src.chromium.org/svn/trunk/src@2318 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 546d465c28a810269abdc8d58832a8ebe303bb40
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