Disable ChromeOSInfoPrivateTest due to DST failure.

TBR=zelidrag@chromium.org
BUG=314623

Review URL: https://codereview.chromium.org/57553003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@232705 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 232705