Add flakiness to two test expectations.
Add flakiness to two test expectations.

BUG=9798,13907
TEST=none
Review URL: http://codereview.chromium.org/243097

git-svn-id: http://src.chromium.org/svn/trunk/src@28015 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 6118b97e1287011b67ec8b2bfb4adbbc36b51648
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