GitLab

Deleted kEnableLoginImages flag.

BUG=chromium-os:7214
TEST=Old login screen should not show up even under automation tests for login.

Review URL: http://codereview.chromium.org/5809001

TBR=avayvod@chromium.org

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@71637 0039d316-1c4b-4281-b951-d872f2087c98