Make TestLoginAfterRepost flaky on linux.
Make TestLoginAfterRepost flaky on linux.

BUG=56401
TEST=None.

Review URL: http://codereview.chromium.org/3461012

git-svn-id: http://src.chromium.org/svn/trunk/src@60108 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 5efd81773939a518bc1d030ff4a5850fa5ed5da2
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