Don't try and adjust the oom_adj of renderers on SELinux systems.
Don't try and adjust the oom_adj of renderers on SELinux systems.

https://bugzilla.redhat.com/show_bug.cgi?id=581256

The SELinux policy doesn't let chrome_sandbox touch other processes' oom_adj
and we're spamming the log.

(See comments in the patch for details)

http://codereview.chromium.org/2005006/show

git-svn-id: http://src.chromium.org/svn/trunk/src@46724 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 24715843f8b83730ef657c4ce84ad755296c7500
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