chromeos: Add "set noparent" to chromeos/OWNERS

It's almost pointless to have OWNERS without "set noparent" here.

BUG=none
TEST=none


Review URL: https://chromiumcodereview.appspot.com/10918227

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@156687 0039d316-1c4b-4281-b951-d872f2087c98

chromeos/OWNERS

@@ -1,3 +1,4 @@
+set noparent
 zelidrag@chromium.org
 davemoore@chromium.org
 stevenjb@chromium.org